[INFO] fetching crate jbcrs-basic 0.1.4...
[INFO] checking jbcrs-basic-0.1.4 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate jbcrs-basic 0.1.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate jbcrs-basic 0.1.4 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jbcrs-basic 0.1.4
[INFO] finished tweaking crates.io crate jbcrs-basic 0.1.4
[INFO] tweaked toml for crates.io crate jbcrs-basic 0.1.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e309261d7d20b6344c09ef48d4cc33cdb2d69525181ea02732c156bebcfda64
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2e309261d7d20b6344c09ef48d4cc33cdb2d69525181ea02732c156bebcfda64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e309261d7d20b6344c09ef48d4cc33cdb2d69525181ea02732c156bebcfda64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e309261d7d20b6344c09ef48d4cc33cdb2d69525181ea02732c156bebcfda64", kill_on_drop: false }`
[INFO] [stdout] 2e309261d7d20b6344c09ef48d4cc33cdb2d69525181ea02732c156bebcfda64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19c2c8c1bafd14b43f7b17e6b3cd2362df37e9c5b98f50684c4d488f08991a29
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "19c2c8c1bafd14b43f7b17e6b3cd2362df37e9c5b98f50684c4d488f08991a29", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling yade v0.1.2
[INFO] [stderr]     Checking jbcrs-basic v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser/method.rs:76:14
[INFO] [stdout]    |
[INFO] [stdout] 76 |             0...63 => StackMapFrame::Same {
[INFO] [stdout]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser/method.rs:79:15
[INFO] [stdout]    |
[INFO] [stdout] 79 |             64...127 => StackMapFrame::Same1 {
[INFO] [stdout]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser/method.rs:87:16
[INFO] [stdout]    |
[INFO] [stdout] 87 |             248...250 => StackMapFrame::Chop {
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser/method.rs:94:16
[INFO] [stdout]    |
[INFO] [stdout] 94 |             252...254 => {
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser/method.rs:76:14
[INFO] [stdout]    |
[INFO] [stdout] 76 |             0...63 => StackMapFrame::Same {
[INFO] [stdout]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser/method.rs:79:15
[INFO] [stdout]    |
[INFO] [stdout] 79 |             64...127 => StackMapFrame::Same1 {
[INFO] [stdout]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser/method.rs:87:16
[INFO] [stdout]    |
[INFO] [stdout] 87 |             248...250 => StackMapFrame::Chop {
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser/method.rs:94:16
[INFO] [stdout]    |
[INFO] [stdout] 94 |             252...254 => {
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_capacity`
[INFO] [stdout]   --> src/writer/encode.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn with_capacity(cap: usize) -> Encoder {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]   --> src/writer/encode.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_u32`
[INFO] [stdout]   --> src/writer/encode.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn write_u32(&mut self, u: u32) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_u64`
[INFO] [stdout]   --> src/writer/encode.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn write_u64(&mut self, u: u64) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_i8`
[INFO] [stdout]   --> src/writer/encode.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn write_i8(&mut self, u: i8) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_i16`
[INFO] [stdout]   --> src/writer/encode.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn write_i16(&mut self, u: i16) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_capacity`
[INFO] [stdout]   --> src/writer/encode.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn with_capacity(cap: usize) -> Encoder {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]   --> src/writer/encode.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_u32`
[INFO] [stdout]   --> src/writer/encode.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn write_u32(&mut self, u: u32) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_u64`
[INFO] [stdout]   --> src/writer/encode.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn write_u64(&mut self, u: u64) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_i8`
[INFO] [stdout]   --> src/writer/encode.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn write_i8(&mut self, u: i8) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_i16`
[INFO] [stdout]   --> src/writer/encode.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn write_i16(&mut self, u: i16) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.63s
[INFO] running `Command { std: "docker" "inspect" "19c2c8c1bafd14b43f7b17e6b3cd2362df37e9c5b98f50684c4d488f08991a29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19c2c8c1bafd14b43f7b17e6b3cd2362df37e9c5b98f50684c4d488f08991a29", kill_on_drop: false }`
[INFO] [stdout] 19c2c8c1bafd14b43f7b17e6b3cd2362df37e9c5b98f50684c4d488f08991a29