[INFO] cloning repository https://github.com/althea-net/dev_slice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/althea-net/dev_slice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falthea-net%2Fdev_slice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falthea-net%2Fdev_slice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec9e69e742f50e71edd7194a53553eafade7552c
[INFO] testing althea-net/dev_slice against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falthea-net%2Fdev_slice" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/althea-net/dev_slice on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/althea-net/dev_slice
[INFO] finished tweaking git repo https://github.com/althea-net/dev_slice
[INFO] tweaked toml for git repo https://github.com/althea-net/dev_slice written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/althea-net/dev_slice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--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 libc v0.2.61
[INFO] [stderr]   Downloaded svg v0.5.12
[INFO] [stderr]   Downloaded core-text v10.0.0
[INFO] [stderr]   Downloaded plotters v0.2.2
[INFO] [stderr]   Downloaded font-loader v0.8.0
[INFO] [stderr]   Downloaded cmake v0.1.41
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ab916fe8ed5c39c7f1475f94be6c0131ced41af780a714561c76837e7af5ead
[INFO] running `Command { std: "docker" "start" "-a" "4ab916fe8ed5c39c7f1475f94be6c0131ced41af780a714561c76837e7af5ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ab916fe8ed5c39c7f1475f94be6c0131ced41af780a714561c76837e7af5ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ab916fe8ed5c39c7f1475f94be6c0131ced41af780a714561c76837e7af5ead", kill_on_drop: false }`
[INFO] [stdout] 4ab916fe8ed5c39c7f1475f94be6c0131ced41af780a714561c76837e7af5ead
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f7d77f71cf4730a9058f55cde53ce92a3f59254f14818f381a10500b4e865ca
[INFO] running `Command { std: "docker" "start" "-a" "3f7d77f71cf4730a9058f55cde53ce92a3f59254f14818f381a10500b4e865ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling libc v0.2.61
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling svg v0.5.12
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling gif v0.10.2
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling stb_truetype v0.2.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]    Compiling cmake v0.1.41
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling servo-fontconfig v0.4.0
[INFO] [stderr]    Compiling font-loader v0.8.0
[INFO] [stderr]    Compiling rusttype v0.7.7
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling image v0.21.2
[INFO] [stderr]    Compiling plotters v0.2.2
[INFO] [stderr]    Compiling dev_slice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.63s
[INFO] running `Command { std: "docker" "inspect" "3f7d77f71cf4730a9058f55cde53ce92a3f59254f14818f381a10500b4e865ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f7d77f71cf4730a9058f55cde53ce92a3f59254f14818f381a10500b4e865ca", kill_on_drop: false }`
[INFO] [stdout] 3f7d77f71cf4730a9058f55cde53ce92a3f59254f14818f381a10500b4e865ca
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a280910eab0c412efaf638e5dce6c8e03f89b4228dc88c659b09cfc5b990428
[INFO] running `Command { std: "docker" "start" "-a" "4a280910eab0c412efaf638e5dce6c8e03f89b4228dc88c659b09cfc5b990428", kill_on_drop: false }`
[INFO] [stderr]    Compiling dev_slice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "4a280910eab0c412efaf638e5dce6c8e03f89b4228dc88c659b09cfc5b990428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a280910eab0c412efaf638e5dce6c8e03f89b4228dc88c659b09cfc5b990428", kill_on_drop: false }`
[INFO] [stdout] 4a280910eab0c412efaf638e5dce6c8e03f89b4228dc88c659b09cfc5b990428
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc3ea5b3cf88c54cb2bad6d9a924340e0fe85d7e0aa39eca39c5b2daa4450753
[INFO] running `Command { std: "docker" "start" "-a" "dc3ea5b3cf88c54cb2bad6d9a924340e0fe85d7e0aa39eca39c5b2daa4450753", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dev_slice-926ef0d14687cbd1)
[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" "dc3ea5b3cf88c54cb2bad6d9a924340e0fe85d7e0aa39eca39c5b2daa4450753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc3ea5b3cf88c54cb2bad6d9a924340e0fe85d7e0aa39eca39c5b2daa4450753", kill_on_drop: false }`
[INFO] [stdout] dc3ea5b3cf88c54cb2bad6d9a924340e0fe85d7e0aa39eca39c5b2daa4450753