[INFO] fetching crate argc 1.20.1...
[INFO] checking argc-1.20.1 against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] extracting crate argc 1.20.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate argc 1.20.1 on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate argc 1.20.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate argc 1.20.1
[INFO] tweaked toml for crates.io crate argc 1.20.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate argc 1.20.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-crate v3.1.0
[INFO] [stderr]   Downloaded which v6.0.2
[INFO] [stderr]   Downloaded path-absolutize v3.1.1
[INFO] [stderr]   Downloaded normalize-line-endings v0.3.0
[INFO] [stderr]   Downloaded natord v1.0.9
[INFO] [stderr]   Downloaded termtree v0.4.1
[INFO] [stderr]   Downloaded globwalk v0.9.1
[INFO] [stderr]   Downloaded difflib v0.4.0
[INFO] [stderr]   Downloaded roff v0.2.2
[INFO] [stderr]   Downloaded path-dedot v3.1.1
[INFO] [stderr]   Downloaded predicates-tree v1.0.11
[INFO] [stderr]   Downloaded assert_cmd v2.0.16
[INFO] [stderr]   Downloaded predicates v3.1.2
[INFO] [stderr]   Downloaded insta v1.39.0
[INFO] [stderr]   Downloaded rstest_macros v0.22.0
[INFO] [stderr]   Downloaded toml_edit v0.21.1
[INFO] [stderr]   Downloaded rstest v0.22.0
[INFO] [stderr]   Downloaded assert_fs v1.1.2
[INFO] [stderr]   Downloaded float-cmp v0.9.0
[INFO] [stderr]   Downloaded predicates-core v1.0.8
[INFO] [stderr]   Downloaded winsafe v0.0.19
[INFO] [stderr]   Downloaded libc v0.2.156
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ef4a09421783281d8226e7ed30731c89153385f7480ebc32f3980e6cc2f7626
[INFO] running `Command { std: "docker" "start" "-a" "3ef4a09421783281d8226e7ed30731c89153385f7480ebc32f3980e6cc2f7626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ef4a09421783281d8226e7ed30731c89153385f7480ebc32f3980e6cc2f7626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef4a09421783281d8226e7ed30731c89153385f7480ebc32f3980e6cc2f7626", kill_on_drop: false }`
[INFO] [stdout] 3ef4a09421783281d8226e7ed30731c89153385f7480ebc32f3980e6cc2f7626
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62d2fc80b92c588c979617664548b75304248d7ae809be6cfbd8440083ade03f
[INFO] running `Command { std: "docker" "start" "-a" "62d2fc80b92c588c979617664548b75304248d7ae809be6cfbd8440083ade03f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.156
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.125
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking predicates-core v1.0.8
[INFO] [stderr]    Compiling syn v2.0.74
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling toml_edit v0.21.1
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking path-dedot v3.1.1
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking which v6.0.2
[INFO] [stderr]     Checking path-absolutize v3.1.1
[INFO] [stderr]     Checking natord v1.0.9
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]     Checking predicates-tree v1.0.11
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]    Compiling assert_cmd v2.0.16
[INFO] [stderr]     Checking roff v0.2.2
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling rstest_macros v0.22.0
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking insta v1.39.0
[INFO] [stderr]    Compiling proc-macro-crate v3.1.0
[INFO] [stderr]     Checking bstr v1.10.0
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking predicates v3.1.2
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking ignore v0.4.22
[INFO] [stderr]     Checking globwalk v0.9.1
[INFO] [stderr]     Checking assert_fs v1.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.208
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking serde v1.0.208
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking rstest v0.22.0
[INFO] [stderr]     Checking indexmap v2.4.0
[INFO] [stderr]     Checking argc v1.20.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.10s
[INFO] running `Command { std: "docker" "inspect" "62d2fc80b92c588c979617664548b75304248d7ae809be6cfbd8440083ade03f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62d2fc80b92c588c979617664548b75304248d7ae809be6cfbd8440083ade03f", kill_on_drop: false }`
[INFO] [stdout] 62d2fc80b92c588c979617664548b75304248d7ae809be6cfbd8440083ade03f