[INFO] fetching crate molt-forked 0.4.5...
[INFO] checking molt-forked-0.4.5 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate molt-forked 0.4.5 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate molt-forked 0.4.5 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate molt-forked 0.4.5
[INFO] finished tweaking crates.io crate molt-forked 0.4.5
[INFO] tweaked toml for crates.io crate molt-forked 0.4.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "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] [stderr]      Locking 47 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding parking_lot v0.11.2 (latest: v0.12.3)
[INFO] [stderr]       Adding parking_lot_core v0.8.6 (latest: v0.9.10)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (latest: v0.5.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e047175ca4ccdf169de80594644d27d45afb3e405575da8deeed943b81520978
[INFO] running `Command { std: "docker" "start" "-a" "e047175ca4ccdf169de80594644d27d45afb3e405575da8deeed943b81520978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e047175ca4ccdf169de80594644d27d45afb3e405575da8deeed943b81520978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e047175ca4ccdf169de80594644d27d45afb3e405575da8deeed943b81520978", kill_on_drop: false }`
[INFO] [stdout] e047175ca4ccdf169de80594644d27d45afb3e405575da8deeed943b81520978
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5eb51c51f8f066fe6beced916a2faaa0ef58024a0d8f6d94509019e16bdd91e9
[INFO] running `Command { std: "docker" "start" "-a" "5eb51c51f8f066fe6beced916a2faaa0ef58024a0d8f6d94509019e16bdd91e9", kill_on_drop: false }`
[INFO] [stderr]     Checking molt-forked v0.4.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `interp`
[INFO] [stdout]    --> src/commands.rs:955:22
[INFO] [stdout]     |
[INFO] [stdout] 955 | pub fn cmd_puts<Ctx>(interp: &mut Interp<Ctx>, argv: &[Value]) -> MoltResult {
[INFO] [stdout]     |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_interp`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/interp.rs:895:36
[INFO] [stdout]     |
[INFO] [stdout] 895 |                         if let Err(e) = result_value {
[INFO] [stdout]     |                                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/interp.rs:918:24
[INFO] [stdout]     |
[INFO] [stdout] 918 |             if let Err(e) = result_value {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cmd_todo` is never used
[INFO] [stdout]     --> src/commands.rs:1168:8
[INFO] [stdout]      |
[INFO] [stdout] 1168 | pub fn cmd_todo<Ctx>(_interp: &mut Interp<Ctx>, _argv: &[Value]) -> MoltResult {
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `slice` is never used
[INFO] [stdout]    --> src/util.rs:183:8
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub(crate) trait StringUtils {
[INFO] [stdout]     |                  ----------- method in this trait
[INFO] [stdout] 182 |     fn substring(&self, start: usize, len: usize) -> &str;
[INFO] [stdout] 183 |     fn slice(&self, range: impl RangeBounds<usize>) -> &str;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `as_any`, `as_any_mut`, and `into_any` are never used
[INFO] [stdout]     --> src/value.rs:1103:8
[INFO] [stdout]      |
[INFO] [stdout] 1102 | trait MoltAny: Any + Display + Debug {
[INFO] [stdout]      |       ------- methods in this trait
[INFO] [stdout] 1103 |     fn as_any(&self) -> &dyn Any;
[INFO] [stdout]      |        ^^^^^^
[INFO] [stdout] 1104 |     fn as_any_mut(&mut self) -> &mut dyn Any;
[INFO] [stdout]      |        ^^^^^^^^^^
[INFO] [stdout] 1105 |     fn into_any(self: Box<Self>) -> Box<dyn Any>;
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interp`
[INFO] [stdout]    --> src/commands.rs:955:22
[INFO] [stdout]     |
[INFO] [stdout] 955 | pub fn cmd_puts<Ctx>(interp: &mut Interp<Ctx>, argv: &[Value]) -> MoltResult {
[INFO] [stdout]     |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_interp`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/interp.rs:895:36
[INFO] [stdout]     |
[INFO] [stdout] 895 |                         if let Err(e) = result_value {
[INFO] [stdout]     |                                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/interp.rs:918:24
[INFO] [stdout]     |
[INFO] [stdout] 918 |             if let Err(e) = result_value {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cmd_todo` is never used
[INFO] [stdout]     --> src/commands.rs:1168:8
[INFO] [stdout]      |
[INFO] [stdout] 1168 | pub fn cmd_todo<Ctx>(_interp: &mut Interp<Ctx>, _argv: &[Value]) -> MoltResult {
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `slice` is never used
[INFO] [stdout]    --> src/util.rs:183:8
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub(crate) trait StringUtils {
[INFO] [stdout]     |                  ----------- method in this trait
[INFO] [stdout] 182 |     fn substring(&self, start: usize, len: usize) -> &str;
[INFO] [stdout] 183 |     fn slice(&self, range: impl RangeBounds<usize>) -> &str;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `as_any`, `as_any_mut`, and `into_any` are never used
[INFO] [stdout]     --> src/value.rs:1103:8
[INFO] [stdout]      |
[INFO] [stdout] 1102 | trait MoltAny: Any + Display + Debug {
[INFO] [stdout]      |       ------- methods in this trait
[INFO] [stdout] 1103 |     fn as_any(&self) -> &dyn Any;
[INFO] [stdout]      |        ^^^^^^
[INFO] [stdout] 1104 |     fn as_any_mut(&mut self) -> &mut dyn Any;
[INFO] [stdout]      |        ^^^^^^^^^^
[INFO] [stdout] 1105 |     fn into_any(self: Box<Self>) -> Box<dyn Any>;
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "5eb51c51f8f066fe6beced916a2faaa0ef58024a0d8f6d94509019e16bdd91e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eb51c51f8f066fe6beced916a2faaa0ef58024a0d8f6d94509019e16bdd91e9", kill_on_drop: false }`
[INFO] [stdout] 5eb51c51f8f066fe6beced916a2faaa0ef58024a0d8f6d94509019e16bdd91e9