[INFO] cloning repository https://github.com/camuthig/rust-ecko
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/camuthig/rust-ecko" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamuthig%2Frust-ecko", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamuthig%2Frust-ecko'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87bdf5d22be3595e545d4da9a7e5bb80e4ab2c67
[INFO] testing camuthig/rust-ecko against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamuthig%2Frust-ecko" "/workspace/builds/worker-96/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-96/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/camuthig/rust-ecko on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/camuthig/rust-ecko
[INFO] finished tweaking git repo https://github.com/camuthig/rust-ecko
[INFO] tweaked toml for git repo https://github.com/camuthig/rust-ecko written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] crate git repo https://github.com/camuthig/rust-ecko already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89a5efd8606694d3ccb1c055789c28e069ebb576bf44d636811dc509f07c0a09
[INFO] running `Command { std: "docker" "start" "-a" "89a5efd8606694d3ccb1c055789c28e069ebb576bf44d636811dc509f07c0a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89a5efd8606694d3ccb1c055789c28e069ebb576bf44d636811dc509f07c0a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89a5efd8606694d3ccb1c055789c28e069ebb576bf44d636811dc509f07c0a09", kill_on_drop: false }`
[INFO] [stdout] 89a5efd8606694d3ccb1c055789c28e069ebb576bf44d636811dc509f07c0a09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbd509e1dd4af74a0e2a1c4b79873e7ca5a493f515c458e595f935aeb0ffe4f7
[INFO] running `Command { std: "docker" "start" "-a" "bbd509e1dd4af74a0e2a1c4b79873e7ca5a493f515c458e595f935aeb0ffe4f7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling backtrace v0.3.26
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling bstr v0.1.4
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling globset v0.4.3
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling ignore v0.4.7
[INFO] [stderr]    Compiling globwalk v0.3.1
[INFO] [stderr]    Compiling structopt-derive v0.2.16
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling exitfailure v0.5.1
[INFO] [stderr]    Compiling structopt v0.2.16
[INFO] [stderr]    Compiling clap-verbosity-flag v0.2.0
[INFO] [stderr]    Compiling quicli v0.4.0
[INFO] [stderr]    Compiling enumerate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.12s
[INFO] running `Command { std: "docker" "inspect" "bbd509e1dd4af74a0e2a1c4b79873e7ca5a493f515c458e595f935aeb0ffe4f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbd509e1dd4af74a0e2a1c4b79873e7ca5a493f515c458e595f935aeb0ffe4f7", kill_on_drop: false }`
[INFO] [stdout] bbd509e1dd4af74a0e2a1c4b79873e7ca5a493f515c458e595f935aeb0ffe4f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9a1281edfcbe8c3f5e9ee365b931ae4e34c04bb398928a528d65c28c72b7e01
[INFO] running `Command { std: "docker" "start" "-a" "a9a1281edfcbe8c3f5e9ee365b931ae4e34c04bb398928a528d65c28c72b7e01", kill_on_drop: false }`
[INFO] [stderr]    Compiling enumerate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "a9a1281edfcbe8c3f5e9ee365b931ae4e34c04bb398928a528d65c28c72b7e01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9a1281edfcbe8c3f5e9ee365b931ae4e34c04bb398928a528d65c28c72b7e01", kill_on_drop: false }`
[INFO] [stdout] a9a1281edfcbe8c3f5e9ee365b931ae4e34c04bb398928a528d65c28c72b7e01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8734e634fbd56758d281a7ceb38a3a121d7c3d25e63037bfecaf37d5a84eabd5
[INFO] running `Command { std: "docker" "start" "-a" "8734e634fbd56758d281a7ceb38a3a121d7c3d25e63037bfecaf37d5a84eabd5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/enumerate-4eae5c577d3d2112)
[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" "8734e634fbd56758d281a7ceb38a3a121d7c3d25e63037bfecaf37d5a84eabd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8734e634fbd56758d281a7ceb38a3a121d7c3d25e63037bfecaf37d5a84eabd5", kill_on_drop: false }`
[INFO] [stdout] 8734e634fbd56758d281a7ceb38a3a121d7c3d25e63037bfecaf37d5a84eabd5