[INFO] fetching crate tt-identifier 0.1.1...
[INFO] checking tt-identifier-0.1.1 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate tt-identifier 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate tt-identifier 0.1.1 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tt-identifier 0.1.1
[INFO] finished tweaking crates.io crate tt-identifier 0.1.1
[INFO] tweaked toml for crates.io crate tt-identifier 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--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 quote v0.6.13
[INFO] [stderr]   Downloaded syn v0.15.44
[INFO] [stderr]   Downloaded unicode-xid v0.1.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c047ffea1c1a4c88e6e3ebc82e0d493677abe8b6f6d6a186d46b4f07e152b63
[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" "0c047ffea1c1a4c88e6e3ebc82e0d493677abe8b6f6d6a186d46b4f07e152b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c047ffea1c1a4c88e6e3ebc82e0d493677abe8b6f6d6a186d46b4f07e152b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c047ffea1c1a4c88e6e3ebc82e0d493677abe8b6f6d6a186d46b4f07e152b63", kill_on_drop: false }`
[INFO] [stdout] 0c047ffea1c1a4c88e6e3ebc82e0d493677abe8b6f6d6a186d46b4f07e152b63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e56963777d7e74d5ccca2bda03b5af06debc41ec4157f8512fd3b1ba69a5920e
[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" "e56963777d7e74d5ccca2bda03b5af06debc41ec4157f8512fd3b1ba69a5920e", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking tt-identifier v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `identify_string`
[INFO] [stdout]  --> tests/test.rs:2:31
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tt_identifier::{identify, identify_string};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.00s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e56963777d7e74d5ccca2bda03b5af06debc41ec4157f8512fd3b1ba69a5920e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e56963777d7e74d5ccca2bda03b5af06debc41ec4157f8512fd3b1ba69a5920e", kill_on_drop: false }`
[INFO] [stdout] e56963777d7e74d5ccca2bda03b5af06debc41ec4157f8512fd3b1ba69a5920e