[INFO] fetching crate carrot_common_interface 0.1.0...
[INFO] testing carrot_common_interface-0.1.0 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate carrot_common_interface 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate carrot_common_interface 0.1.0 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate carrot_common_interface 0.1.0
[INFO] finished tweaking crates.io crate carrot_common_interface 0.1.0
[INFO] tweaked toml for crates.io crate carrot_common_interface 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 38 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding image v0.24.9 (latest: v0.25.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simd-adler32 v0.3.7
[INFO] [stderr]   Downloaded color_quant v1.1.0
[INFO] [stderr]   Downloaded fdeflate v0.3.4
[INFO] [stderr]   Downloaded qoi v0.4.1
[INFO] [stderr]   Downloaded weezl v0.1.8
[INFO] [stderr]   Downloaded bit_field v0.10.2
[INFO] [stderr]   Downloaded flume v0.11.0
[INFO] [stderr]   Downloaded zune-inflate v0.2.54
[INFO] [stderr]   Downloaded gif v0.13.1
[INFO] [stderr]   Downloaded exr v1.72.0
[INFO] [stderr]   Downloaded png v0.17.13
[INFO] [stderr]   Downloaded jpeg-decoder v0.3.1
[INFO] [stderr]   Downloaded lebe v0.5.2
[INFO] [stderr]   Downloaded tiff v0.9.1
[INFO] [stderr]   Downloaded image v0.24.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1f020849ad010fb3993dd7380747c19f6dd41dfdddca99458074a223fd55962
[INFO] running `Command { std: "docker" "start" "-a" "b1f020849ad010fb3993dd7380747c19f6dd41dfdddca99458074a223fd55962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1f020849ad010fb3993dd7380747c19f6dd41dfdddca99458074a223fd55962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1f020849ad010fb3993dd7380747c19f6dd41dfdddca99458074a223fd55962", kill_on_drop: false }`
[INFO] [stdout] b1f020849ad010fb3993dd7380747c19f6dd41dfdddca99458074a223fd55962
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2253c3fc6bec88bc7e0e62520c5934dbe2b33d94241e363ce07635af412e300
[INFO] running `Command { std: "docker" "start" "-a" "e2253c3fc6bec88bc7e0e62520c5934dbe2b33d94241e363ce07635af412e300", kill_on_drop: false }`
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling weezl v0.1.8
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling bytemuck v1.16.0
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling miniz_oxide v0.7.3
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling fdeflate v0.3.4
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling gif v0.13.1
[INFO] [stderr]    Compiling flate2 v1.0.30
[INFO] [stderr]    Compiling exr v1.72.0
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling png v0.17.13
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling carrot_common_interface v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `string`
[INFO] [stdout]   --> src/label.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn to_id(&self, string: &str) -> usize {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.68s
[INFO] running `Command { std: "docker" "inspect" "e2253c3fc6bec88bc7e0e62520c5934dbe2b33d94241e363ce07635af412e300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2253c3fc6bec88bc7e0e62520c5934dbe2b33d94241e363ce07635af412e300", kill_on_drop: false }`
[INFO] [stdout] e2253c3fc6bec88bc7e0e62520c5934dbe2b33d94241e363ce07635af412e300
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f389f1f8cb5f4498710442668085824500d9f0041c8b84b30dab8b86c012f898
[INFO] running `Command { std: "docker" "start" "-a" "f389f1f8cb5f4498710442668085824500d9f0041c8b84b30dab8b86c012f898", kill_on_drop: false }`
[INFO] [stderr]    Compiling carrot_common_interface v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `string`
[INFO] [stdout]   --> src/label.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn to_id(&self, string: &str) -> usize {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `string`
[INFO] [stdout]   --> src/label.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn to_id(&self, string: &str) -> usize {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "f389f1f8cb5f4498710442668085824500d9f0041c8b84b30dab8b86c012f898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f389f1f8cb5f4498710442668085824500d9f0041c8b84b30dab8b86c012f898", kill_on_drop: false }`
[INFO] [stdout] f389f1f8cb5f4498710442668085824500d9f0041c8b84b30dab8b86c012f898
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3e8f536f4f39243151fa0b631938fc495bad66f6ae02e235521c9f900540cb81
[INFO] running `Command { std: "docker" "start" "-a" "3e8f536f4f39243151fa0b631938fc495bad66f6ae02e235521c9f900540cb81", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `string`
[INFO] [stderr]   --> src/label.rs:31:25
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn to_id(&self, string: &str) -> usize {
[INFO] [stderr]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `carrot_common_interface` (lib) generated 1 warning
[INFO] [stderr] warning: `carrot_common_interface` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/carrot_common_interface-2fd3064c341c2e3f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests carrot_common_interface
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3e8f536f4f39243151fa0b631938fc495bad66f6ae02e235521c9f900540cb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e8f536f4f39243151fa0b631938fc495bad66f6ae02e235521c9f900540cb81", kill_on_drop: false }`
[INFO] [stdout] 3e8f536f4f39243151fa0b631938fc495bad66f6ae02e235521c9f900540cb81
[INFO] testing carrot_common_interface-0.1.0 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate carrot_common_interface 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate carrot_common_interface 0.1.0 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate carrot_common_interface 0.1.0
[INFO] finished tweaking crates.io crate carrot_common_interface 0.1.0
[INFO] tweaked toml for crates.io crate carrot_common_interface 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 38 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding image v0.24.9 (latest: v0.25.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b6ff301755a0f9a7aaab10f00ef4bd75b26b866993a470350996d934bdc2185
[INFO] running `Command { std: "docker" "start" "-a" "6b6ff301755a0f9a7aaab10f00ef4bd75b26b866993a470350996d934bdc2185", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b6ff301755a0f9a7aaab10f00ef4bd75b26b866993a470350996d934bdc2185", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b6ff301755a0f9a7aaab10f00ef4bd75b26b866993a470350996d934bdc2185", kill_on_drop: false }`
[INFO] [stdout] 6b6ff301755a0f9a7aaab10f00ef4bd75b26b866993a470350996d934bdc2185
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a51ec77f69da00717aaeff6be6f4b48b126e7c71130dc245619ac7e4f73fb6c3
[INFO] running `Command { std: "docker" "start" "-a" "a51ec77f69da00717aaeff6be6f4b48b126e7c71130dc245619ac7e4f73fb6c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling weezl v0.1.8
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling bytemuck v1.16.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling miniz_oxide v0.7.3
[INFO] [stderr]    Compiling fdeflate v0.3.4
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]    Compiling gif v0.13.1
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling flate2 v1.0.30
[INFO] [stderr]    Compiling exr v1.72.0
[INFO] [stderr]    Compiling png v0.17.13
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling carrot_common_interface v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `string`
[INFO] [stdout]   --> src/label.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn to_id(&self, string: &str) -> usize {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.08s
[INFO] running `Command { std: "docker" "inspect" "a51ec77f69da00717aaeff6be6f4b48b126e7c71130dc245619ac7e4f73fb6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a51ec77f69da00717aaeff6be6f4b48b126e7c71130dc245619ac7e4f73fb6c3", kill_on_drop: false }`
[INFO] [stdout] a51ec77f69da00717aaeff6be6f4b48b126e7c71130dc245619ac7e4f73fb6c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff8b4dbbf6a350d31e040b8bbfe5e5fa12d71678d5395437799c07899e4eaaa5
[INFO] running `Command { std: "docker" "start" "-a" "ff8b4dbbf6a350d31e040b8bbfe5e5fa12d71678d5395437799c07899e4eaaa5", kill_on_drop: false }`
[INFO] [stderr]    Compiling carrot_common_interface v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `string`
[INFO] [stdout]   --> src/label.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn to_id(&self, string: &str) -> usize {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `string`
[INFO] [stdout]   --> src/label.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn to_id(&self, string: &str) -> usize {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "ff8b4dbbf6a350d31e040b8bbfe5e5fa12d71678d5395437799c07899e4eaaa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff8b4dbbf6a350d31e040b8bbfe5e5fa12d71678d5395437799c07899e4eaaa5", kill_on_drop: false }`
[INFO] [stdout] ff8b4dbbf6a350d31e040b8bbfe5e5fa12d71678d5395437799c07899e4eaaa5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4af2697021c4b0c3165bc5a3f727bf3a03446ac92161b04a2de4eeefd5c2ad06
[INFO] running `Command { std: "docker" "start" "-a" "4af2697021c4b0c3165bc5a3f727bf3a03446ac92161b04a2de4eeefd5c2ad06", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `string`
[INFO] [stderr]   --> src/label.rs:31:25
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn to_id(&self, string: &str) -> usize {
[INFO] [stderr]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `carrot_common_interface` (lib) generated 1 warning
[INFO] [stderr] warning: `carrot_common_interface` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/carrot_common_interface-2fd3064c341c2e3f)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests carrot_common_interface
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4af2697021c4b0c3165bc5a3f727bf3a03446ac92161b04a2de4eeefd5c2ad06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4af2697021c4b0c3165bc5a3f727bf3a03446ac92161b04a2de4eeefd5c2ad06", kill_on_drop: false }`
[INFO] [stdout] 4af2697021c4b0c3165bc5a3f727bf3a03446ac92161b04a2de4eeefd5c2ad06
