[INFO] fetching crate assert2 0.3.5...
[INFO] checking assert2-0.3.5 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate assert2 0.3.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate assert2 0.3.5 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assert2 0.3.5
[INFO] finished tweaking crates.io crate assert2 0.3.5
[INFO] tweaked toml for crates.io crate assert2 0.3.5 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate assert2 0.3.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc35f8dcf0580592ddeb8e20d60e69f69b6584f2547ed5decdb2e2bc26c5822a
[INFO] running `Command { std: "docker" "start" "-a" "dc35f8dcf0580592ddeb8e20d60e69f69b6584f2547ed5decdb2e2bc26c5822a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc35f8dcf0580592ddeb8e20d60e69f69b6584f2547ed5decdb2e2bc26c5822a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc35f8dcf0580592ddeb8e20d60e69f69b6584f2547ed5decdb2e2bc26c5822a", kill_on_drop: false }`
[INFO] [stdout] dc35f8dcf0580592ddeb8e20d60e69f69b6584f2547ed5decdb2e2bc26c5822a
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79b11b088e3b1d579d8e18952ee7ffc4f124af80bb72d9e7de342c8c36000683
[INFO] running `Command { std: "docker" "start" "-a" "79b11b088e3b1d579d8e18952ee7ffc4f124af80bb72d9e7de342c8c36000683", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling assert2-macros v0.3.4
[INFO] [stderr]     Checking assert2 v0.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::os::raw::c_int`
[INFO] [stdout]  --> src/__assert2_impl/print.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::os::raw::c_int;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::raw::c_int`
[INFO] [stdout]  --> src/__assert2_impl/print.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::os::raw::c_int;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.90s
[INFO] running `Command { std: "docker" "inspect" "79b11b088e3b1d579d8e18952ee7ffc4f124af80bb72d9e7de342c8c36000683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79b11b088e3b1d579d8e18952ee7ffc4f124af80bb72d9e7de342c8c36000683", kill_on_drop: false }`
[INFO] [stdout] 79b11b088e3b1d579d8e18952ee7ffc4f124af80bb72d9e7de342c8c36000683