[INFO] fetching crate bitcoin-muhash 0.1.16-alpha.0...
[INFO] checking bitcoin-muhash-0.1.16-alpha.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate bitcoin-muhash 0.1.16-alpha.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate bitcoin-muhash 0.1.16-alpha.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitcoin-muhash 0.1.16-alpha.0
[INFO] finished tweaking crates.io crate bitcoin-muhash 0.1.16-alpha.0
[INFO] tweaked toml for crates.io crate bitcoin-muhash 0.1.16-alpha.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitcoin-primitives v0.1.16-alpha.0
[INFO] [stderr]   Downloaded bitcoin-support v0.1.16-alpha.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24dbeee4eb9d0e20b4a6708b7fb34ba3b9b27d360646c14f4a0d80b5f492f493
[INFO] running `Command { std: "docker" "start" "-a" "24dbeee4eb9d0e20b4a6708b7fb34ba3b9b27d360646c14f4a0d80b5f492f493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24dbeee4eb9d0e20b4a6708b7fb34ba3b9b27d360646c14f4a0d80b5f492f493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24dbeee4eb9d0e20b4a6708b7fb34ba3b9b27d360646c14f4a0d80b5f492f493", kill_on_drop: false }`
[INFO] [stdout] 24dbeee4eb9d0e20b4a6708b7fb34ba3b9b27d360646c14f4a0d80b5f492f493
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3758be7fa2984367d3426438cb69e1e85c5a82e762b44154d65dc07ce987c964
[INFO] running `Command { std: "docker" "start" "-a" "3758be7fa2984367d3426438cb69e1e85c5a82e762b44154d65dc07ce987c964", kill_on_drop: false }`
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[INFO] [stderr]     Checking bitcoin-imports v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoin-cfg v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoin-derive v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoin-support v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoin-primitives v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoin-muhash v0.1.16-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bitcoin_derive::*`
[INFO] [stdout]  --> src/imports.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) use bitcoin_derive::*;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/num3072.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     /**
[INFO] [stdout] 24 | |       | Sanity check for Num3072 constants
[INFO] [stdout] 25 | |       |
[INFO] [stdout] 26 | |       */
[INFO] [stdout]    | |________^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/num3072.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | /     /**
[INFO] [stdout] 34 | |       | Hard coded values in MuHash3072 constructor
[INFO] [stdout] 35 | |       | and Finalize
[INFO] [stdout] 36 | |       |
[INFO] [stdout] 37 | |       */
[INFO] [stdout]    | |________^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitcoin_derive::*`
[INFO] [stdout]  --> src/imports.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) use bitcoin_derive::*;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/num3072.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     /**
[INFO] [stdout] 24 | |       | Sanity check for Num3072 constants
[INFO] [stdout] 25 | |       |
[INFO] [stdout] 26 | |       */
[INFO] [stdout]    | |________^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/num3072.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | /     /**
[INFO] [stdout] 34 | |       | Hard coded values in MuHash3072 constructor
[INFO] [stdout] 35 | |       | and Finalize
[INFO] [stdout] 36 | |       |
[INFO] [stdout] 37 | |       */
[INFO] [stdout]    | |________^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `in_`
[INFO] [stdout]   --> src/muhash.rs:72:34
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn to_num3072(&mut self, in_: &[u8]) -> Num3072 {
[INFO] [stdout]    |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_in_`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `in_`
[INFO] [stdout]   --> src/muhash.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn new(in_: &[u8]) -> Self {
[INFO] [stdout]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_in_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `out`
[INFO] [stdout]    --> src/muhash.rs:104:32
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn finalize(&mut self, out: &mut u256)  {
[INFO] [stdout]     |                                ^^^ help: if this is intentional, prefix it with an underscore: `_out`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `in_`
[INFO] [stdout]    --> src/muhash.rs:123:30
[INFO] [stdout]     |
[INFO] [stdout] 123 |     pub fn insert(&mut self, in_: &[u8]) -> &mut MuHash3072 {
[INFO] [stdout]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_in_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `in_`
[INFO] [stdout]    --> src/muhash.rs:137:30
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub fn remove(&mut self, in_: &[u8]) -> &mut MuHash3072 {
[INFO] [stdout]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_in_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `in_out`
[INFO] [stdout]   --> src/num3072.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         in_out: &mut Num3072,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_in_out`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sq`
[INFO] [stdout]   --> src/num3072.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         sq:     i32,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_sq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mul`
[INFO] [stdout]   --> src/num3072.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |         mul:    &Num3072)  {
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_mul`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/num3072.rs:149:32
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn multiply(&mut self, a: &Num3072)  {
[INFO] [stdout]     |                                ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/num3072.rs:238:30
[INFO] [stdout]     |
[INFO] [stdout] 238 |     pub fn divide(&mut self, a: &Num3072)  {
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/num3072.rs:258:16
[INFO] [stdout]     |
[INFO] [stdout] 258 |     pub fn new(data: &[u8; num_3072::BYTE_SIZE]) -> Self {
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `out`
[INFO] [stdout]    --> src/num3072.rs:274:32
[INFO] [stdout]     |
[INFO] [stdout] 274 |     pub fn to_bytes(&mut self, out: &mut [u8; num_3072::BYTE_SIZE])  {
[INFO] [stdout]     |                                ^^^ help: if this is intentional, prefix it with an underscore: `_out`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c0`
[INFO] [stdout]   --> src/limb.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         c0: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/limb.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         c1: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/limb.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         c2: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/limb.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         n:  &mut Limb)  {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c0`
[INFO] [stdout]   --> src/limb.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         c0: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/limb.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         c1: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/limb.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         a:  &Limb,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/limb.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         b:  &Limb)  {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c0`
[INFO] [stdout]   --> src/limb.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |         c0: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/limb.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         c1: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/limb.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |         c2: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d0`
[INFO] [stdout]   --> src/limb.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         d0: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_d0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d1`
[INFO] [stdout]   --> src/limb.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         d1: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_d1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d2`
[INFO] [stdout]   --> src/limb.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         d2: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_d2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/limb.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         n:  &Limb)  {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c0`
[INFO] [stdout]   --> src/limb.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |         c0: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/limb.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         c1: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/limb.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |         n:  &Limb)  {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c0`
[INFO] [stdout]    --> src/limb.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |         c0: &mut Limb,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_c0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]    --> src/limb.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |         c1: &mut Limb,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `in_`
[INFO] [stdout]   --> src/muhash.rs:72:34
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn to_num3072(&mut self, in_: &[u8]) -> Num3072 {
[INFO] [stdout]    |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_in_`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]    --> src/limb.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |         c2: &mut Limb,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/limb.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |         a:  &Limb,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/limb.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         b:  &Limb)  {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c0`
[INFO] [stdout]    --> src/limb.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         c0: &mut Limb,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_c0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `in_`
[INFO] [stdout]   --> src/muhash.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn new(in_: &[u8]) -> Self {
[INFO] [stdout]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_in_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]    --> src/limb.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |         c1: &mut Limb,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `out`
[INFO] [stdout]    --> src/muhash.rs:104:32
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn finalize(&mut self, out: &mut u256)  {
[INFO] [stdout]     |                                ^^^ help: if this is intentional, prefix it with an underscore: `_out`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]    --> src/limb.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |         c2: &mut Limb,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `in_`
[INFO] [stdout]    --> src/muhash.rs:123:30
[INFO] [stdout]     |
[INFO] [stdout] 123 |     pub fn insert(&mut self, in_: &[u8]) -> &mut MuHash3072 {
[INFO] [stdout]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_in_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `in_`
[INFO] [stdout]    --> src/muhash.rs:137:30
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub fn remove(&mut self, in_: &[u8]) -> &mut MuHash3072 {
[INFO] [stdout]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_in_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/limb.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |         a:  &Limb,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/limb.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 132 |         b:  &Limb)  {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `in_out`
[INFO] [stdout]   --> src/num3072.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         in_out: &mut Num3072,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_in_out`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sq`
[INFO] [stdout]   --> src/num3072.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         sq:     i32,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_sq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c0`
[INFO] [stdout]    --> src/limb.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         c0: &mut Limb,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_c0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mul`
[INFO] [stdout]   --> src/num3072.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |         mul:    &Num3072)  {
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_mul`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]    --> src/limb.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |         c1: &mut Limb,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/num3072.rs:149:32
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn multiply(&mut self, a: &Num3072)  {
[INFO] [stdout]     |                                ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/limb.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |         a:  &Limb,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/limb.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         n:  &mut Limb)  {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mul`
[INFO] [stdout]   --> src/divmul.rs:10:40
[INFO] [stdout]    |
[INFO] [stdout] 10 |     #[inline] fn mul_assign(&mut self, mul: &MuHash3072) {
[INFO] [stdout]    |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_mul`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/num3072.rs:238:30
[INFO] [stdout]     |
[INFO] [stdout] 238 |     pub fn divide(&mut self, a: &Num3072)  {
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `div`
[INFO] [stdout]   --> src/divmul.rs:27:40
[INFO] [stdout]    |
[INFO] [stdout] 27 |     #[inline] fn div_assign(&mut self, div: &MuHash3072) {
[INFO] [stdout]    |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_div`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/num3072.rs:258:16
[INFO] [stdout]     |
[INFO] [stdout] 258 |     pub fn new(data: &[u8; num_3072::BYTE_SIZE]) -> Self {
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `out`
[INFO] [stdout]    --> src/num3072.rs:274:32
[INFO] [stdout]     |
[INFO] [stdout] 274 |     pub fn to_bytes(&mut self, out: &mut [u8; num_3072::BYTE_SIZE])  {
[INFO] [stdout]     |                                ^^^ help: if this is intentional, prefix it with an underscore: `_out`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c0`
[INFO] [stdout]   --> src/limb.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         c0: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/limb.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         c1: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/limb.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         c2: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/limb.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         n:  &mut Limb)  {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c0`
[INFO] [stdout]   --> src/limb.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         c0: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/limb.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         c1: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `numerator` and `denominator` are never read
[INFO] [stdout]   --> src/muhash.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct MuHash3072 {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 55 |
[INFO] [stdout] 56 |     numerator:   Num3072,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 57 |     denominator: Num3072,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/limb.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         a:  &Limb,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/limb.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         b:  &Limb)  {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `limbs` is never read
[INFO] [stdout]  --> src/num3072.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Num3072 {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 4 |     limbs: [Limb; num_3072::LIMBS],
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c0`
[INFO] [stdout]   --> src/limb.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |         c0: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/limb.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         c1: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/limb.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |         c2: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d0`
[INFO] [stdout]   --> src/limb.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         d0: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_d0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d1`
[INFO] [stdout]   --> src/limb.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         d1: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_d1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d2`
[INFO] [stdout]   --> src/limb.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         d2: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_d2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/limb.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         n:  &Limb)  {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c0`
[INFO] [stdout]   --> src/limb.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |         c0: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/limb.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         c1: &mut Limb,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/limb.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |         n:  &Limb)  {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c0`
[INFO] [stdout]    --> src/limb.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |         c0: &mut Limb,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_c0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]    --> src/limb.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |         c1: &mut Limb,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]    --> src/limb.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |         c2: &mut Limb,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/limb.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |         a:  &Limb,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/limb.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         b:  &Limb)  {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c0`
[INFO] [stdout]    --> src/limb.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         c0: &mut Limb,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_c0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]    --> src/limb.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |         c1: &mut Limb,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]    --> src/limb.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |         c2: &mut Limb,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/limb.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |         a:  &Limb,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/limb.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 132 |         b:  &Limb)  {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c0`
[INFO] [stdout]    --> src/limb.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         c0: &mut Limb,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_c0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]    --> src/limb.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |         c1: &mut Limb,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/limb.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |         a:  &Limb,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/limb.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         n:  &mut Limb)  {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mul`
[INFO] [stdout]   --> src/divmul.rs:10:40
[INFO] [stdout]    |
[INFO] [stdout] 10 |     #[inline] fn mul_assign(&mut self, mul: &MuHash3072) {
[INFO] [stdout]    |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_mul`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `div`
[INFO] [stdout]   --> src/divmul.rs:27:40
[INFO] [stdout]    |
[INFO] [stdout] 27 |     #[inline] fn div_assign(&mut self, div: &MuHash3072) {
[INFO] [stdout]    |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_div`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `numerator` and `denominator` are never read
[INFO] [stdout]   --> src/muhash.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct MuHash3072 {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 55 |
[INFO] [stdout] 56 |     numerator:   Num3072,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 57 |     denominator: Num3072,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `limbs` is never read
[INFO] [stdout]  --> src/num3072.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Num3072 {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 4 |     limbs: [Limb; num_3072::LIMBS],
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 51 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 51 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `Command { std: "docker" "inspect" "3758be7fa2984367d3426438cb69e1e85c5a82e762b44154d65dc07ce987c964", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3758be7fa2984367d3426438cb69e1e85c5a82e762b44154d65dc07ce987c964", kill_on_drop: false }`
[INFO] [stdout] 3758be7fa2984367d3426438cb69e1e85c5a82e762b44154d65dc07ce987c964
[INFO] checking bitcoin-muhash-0.1.16-alpha.0 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate bitcoin-muhash 0.1.16-alpha.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate bitcoin-muhash 0.1.16-alpha.0 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitcoin-muhash 0.1.16-alpha.0
[INFO] finished tweaking crates.io crate bitcoin-muhash 0.1.16-alpha.0
[INFO] tweaked toml for crates.io crate bitcoin-muhash 0.1.16-alpha.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7be7d0c813a252c21985e78ad492e5afdc344dc0dc9f63a85b32fdf0209f9fe
[INFO] running `Command { std: "docker" "start" "-a" "a7be7d0c813a252c21985e78ad492e5afdc344dc0dc9f63a85b32fdf0209f9fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7be7d0c813a252c21985e78ad492e5afdc344dc0dc9f63a85b32fdf0209f9fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7be7d0c813a252c21985e78ad492e5afdc344dc0dc9f63a85b32fdf0209f9fe", kill_on_drop: false }`
[INFO] [stdout] a7be7d0c813a252c21985e78ad492e5afdc344dc0dc9f63a85b32fdf0209f9fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba0719f1a03a44d24188a7bb3e4e31892d5641a500619b175505f57f1410ab75
[INFO] running `Command { std: "docker" "start" "-a" "ba0719f1a03a44d24188a7bb3e4e31892d5641a500619b175505f57f1410ab75", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling pathdiff v0.1.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling dunce v1.0.4
[INFO] [stderr]    Compiling shell-words v0.1.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling term-painter v0.2.4
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling sqlite3-src v0.2.12
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling libloading v0.8.3
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling textwrap v0.16.1
[INFO] [stderr]    Compiling bindgen v0.60.1
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling libc-stdhandle v0.1.0
[INFO] [stderr]    Compiling priority-queue v1.4.0
[INFO] [stderr]    Compiling sqlite3-sys v0.12.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling openssl-sys v0.9.101
[INFO] [stderr]    Compiling cpp_core v0.6.0
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling num-iter v0.1.44
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling num-complex v0.4.5
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling poison v0.1.0
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling shared-mutex v0.3.1
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling sqlite3 v0.24.0
[INFO] [stderr]    Compiling sqlite v0.25.3
[INFO] [stderr]    Compiling pnet_sys v0.31.0
[INFO] [stderr]    Compiling cpp_common v0.5.9
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling errno v0.2.8
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling const-default v1.0.0
[INFO] [stderr]    Compiling integer-encoding v3.0.4
[INFO] [stderr]    Compiling multiset v0.0.5
[INFO] [stderr]    Compiling atomic_float v0.1.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling atomic-take v1.1.0
[INFO] [stderr]    Compiling float-ord v0.3.2
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling comparator v0.3.0
[INFO] [stderr]    Compiling atomic v0.5.3
[INFO] [stderr]    Compiling time-point v0.1.1
[INFO] [stderr]    Compiling quanta v0.9.3
[INFO] [stderr]    Compiling bitset v0.1.2
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.52/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=5073a236928ffd19 -C extra-filename=-5073a236928ffd19 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-9675dab333a2ba88.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-9a3c6f2abd5cb631.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f8d62a079c79a15a.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ba0719f1a03a44d24188a7bb3e4e31892d5641a500619b175505f57f1410ab75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba0719f1a03a44d24188a7bb3e4e31892d5641a500619b175505f57f1410ab75", kill_on_drop: false }`
[INFO] [stdout] ba0719f1a03a44d24188a7bb3e4e31892d5641a500619b175505f57f1410ab75
