[INFO] fetching crate i3gamma 0.1.0...
[INFO] testing i3gamma-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate i3gamma 0.1.0 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate i3gamma 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate i3gamma 0.1.0
[INFO] finished tweaking crates.io crate i3gamma 0.1.0
[INFO] tweaked toml for crates.io crate i3gamma 0.1.0 written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a7c8c5e89f8bb3f22824873e47058695ffa32065d8c794958b09dd2e2248283
[INFO] running `Command { std: "docker" "start" "-a" "3a7c8c5e89f8bb3f22824873e47058695ffa32065d8c794958b09dd2e2248283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a7c8c5e89f8bb3f22824873e47058695ffa32065d8c794958b09dd2e2248283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a7c8c5e89f8bb3f22824873e47058695ffa32065d8c794958b09dd2e2248283", kill_on_drop: false }`
[INFO] [stdout] 3a7c8c5e89f8bb3f22824873e47058695ffa32065d8c794958b09dd2e2248283
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b7ef748ba7caf7c41276dfccd992b432e4f3194be69462099b0e94f662dff0e
[INFO] running `Command { std: "docker" "start" "-a" "7b7ef748ba7caf7c41276dfccd992b432e4f3194be69462099b0e94f662dff0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling i3ipc v0.8.4
[INFO] [stderr]    Compiling i3gamma v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.26s
[INFO] running `Command { std: "docker" "inspect" "7b7ef748ba7caf7c41276dfccd992b432e4f3194be69462099b0e94f662dff0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b7ef748ba7caf7c41276dfccd992b432e4f3194be69462099b0e94f662dff0e", kill_on_drop: false }`
[INFO] [stdout] 7b7ef748ba7caf7c41276dfccd992b432e4f3194be69462099b0e94f662dff0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8c1a3a72b69a52ee0f417a3a2e850588a683b3a751fb491b0dfb8865ca17b3e
[INFO] running `Command { std: "docker" "start" "-a" "b8c1a3a72b69a52ee0f417a3a2e850588a683b3a751fb491b0dfb8865ca17b3e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling i3gamma v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "b8c1a3a72b69a52ee0f417a3a2e850588a683b3a751fb491b0dfb8865ca17b3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8c1a3a72b69a52ee0f417a3a2e850588a683b3a751fb491b0dfb8865ca17b3e", kill_on_drop: false }`
[INFO] [stdout] b8c1a3a72b69a52ee0f417a3a2e850588a683b3a751fb491b0dfb8865ca17b3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2c7de7f3fab1482697635243dc7841362342240a6109a2ece3bfa96884ee7faf
[INFO] running `Command { std: "docker" "start" "-a" "2c7de7f3fab1482697635243dc7841362342240a6109a2ece3bfa96884ee7faf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/i3gamma-1ccbe9a61daa58ae)
[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" "2c7de7f3fab1482697635243dc7841362342240a6109a2ece3bfa96884ee7faf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c7de7f3fab1482697635243dc7841362342240a6109a2ece3bfa96884ee7faf", kill_on_drop: false }`
[INFO] [stdout] 2c7de7f3fab1482697635243dc7841362342240a6109a2ece3bfa96884ee7faf