[INFO] fetching crate stegano-cli 0.3.2...
[INFO] checking stegano-cli-0.3.2 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] extracting crate stegano-cli 0.3.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate stegano-cli 0.3.2 on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stegano-cli 0.3.2
[INFO] finished tweaking crates.io crate stegano-cli 0.3.2
[INFO] tweaked toml for crates.io crate stegano-cli 0.3.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate stegano-cli 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 346adc19ab9c923fd28b39b16f4fbbedf74e394347c8f2951ddaff7292a83151
[INFO] running `Command { std: "docker" "start" "-a" "346adc19ab9c923fd28b39b16f4fbbedf74e394347c8f2951ddaff7292a83151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "346adc19ab9c923fd28b39b16f4fbbedf74e394347c8f2951ddaff7292a83151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "346adc19ab9c923fd28b39b16f4fbbedf74e394347c8f2951ddaff7292a83151", kill_on_drop: false }`
[INFO] [stdout] 346adc19ab9c923fd28b39b16f4fbbedf74e394347c8f2951ddaff7292a83151
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed2a61c0ae64e620421ab52351a61f6c544ba89cddd90e7ec7c1a59c049cccf7
[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" "ed2a61c0ae64e620421ab52351a61f6c544ba89cddd90e7ec7c1a59c049cccf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling syn v1.0.15
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking podio v0.1.6
[INFO] [stderr]     Checking bitstream-io v0.8.5
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking bzip2 v0.4.1
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking png v0.16.6
[INFO] [stderr]     Checking zip v0.5.6
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking block-cipher v0.7.1
[INFO] [stderr]     Checking block-modes v0.5.0
[INFO] [stderr]     Checking aes-soft v0.4.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking image v0.23.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling hex-literal-impl v0.2.1
[INFO] [stderr]     Checking hex-literal v0.2.1
[INFO] [stderr]     Checking stegano-core v0.3.2
[INFO] [stderr]     Checking stegano-cli v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.54s
[INFO] running `Command { std: "docker" "inspect" "ed2a61c0ae64e620421ab52351a61f6c544ba89cddd90e7ec7c1a59c049cccf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed2a61c0ae64e620421ab52351a61f6c544ba89cddd90e7ec7c1a59c049cccf7", kill_on_drop: false }`
[INFO] [stdout] ed2a61c0ae64e620421ab52351a61f6c544ba89cddd90e7ec7c1a59c049cccf7