[INFO] fetching crate ipc-communication 0.6.0...
[INFO] testing ipc-communication-0.6.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate ipc-communication 0.6.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate ipc-communication 0.6.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ipc-communication 0.6.0
[INFO] finished tweaking crates.io crate ipc-communication 0.6.0
[INFO] tweaked toml for crates.io crate ipc-communication 0.6.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate ipc-communication 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63a58df8f0bf285ad3167ab92bd284ab421e19528d15c7c609e137f5899d7691
[INFO] running `Command { std: "docker" "start" "-a" "63a58df8f0bf285ad3167ab92bd284ab421e19528d15c7c609e137f5899d7691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63a58df8f0bf285ad3167ab92bd284ab421e19528d15c7c609e137f5899d7691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63a58df8f0bf285ad3167ab92bd284ab421e19528d15c7c609e137f5899d7691", kill_on_drop: false }`
[INFO] [stdout] 63a58df8f0bf285ad3167ab92bd284ab421e19528d15c7c609e137f5899d7691
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee396666d71b6ff1ce64f9fb3678c73ee7bea9b18dc240719007f0f4afc1b747
[INFO] running `Command { std: "docker" "start" "-a" "ee396666d71b6ff1ce64f9fb3678c73ee7bea9b18dc240719007f0f4afc1b747", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling doc-comment v0.3.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling snafu-derive v0.6.2
[INFO] [stderr]    Compiling snafu v0.6.2
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling ipc-channel v0.14.0
[INFO] [stderr]    Compiling ipc-communication v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.61s
[INFO] running `Command { std: "docker" "inspect" "ee396666d71b6ff1ce64f9fb3678c73ee7bea9b18dc240719007f0f4afc1b747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee396666d71b6ff1ce64f9fb3678c73ee7bea9b18dc240719007f0f4afc1b747", kill_on_drop: false }`
[INFO] [stdout] ee396666d71b6ff1ce64f9fb3678c73ee7bea9b18dc240719007f0f4afc1b747
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bd9b86c9639e29cb89f39e3611f02b43e593561500e7a89e4ab51e09ae0f781
[INFO] running `Command { std: "docker" "start" "-a" "6bd9b86c9639e29cb89f39e3611f02b43e593561500e7a89e4ab51e09ae0f781", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling regex-syntax v0.6.16
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling oorandom v11.1.0
[INFO] [stderr]    Compiling humantime v2.0.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling parking_lot_core v0.7.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.11
[INFO] [stderr]    Compiling proc-macro-error v0.4.11
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling parking_lot v0.10.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.11
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.0.3
[INFO] [stderr]    Compiling criterion-plot v0.4.1
[INFO] [stderr]    Compiling plotters v0.2.12
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling structopt-derive v0.4.4
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling structopt v0.3.11
[INFO] [stderr]    Compiling criterion v0.3.1
[INFO] [stderr]    Compiling ipc-communication v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 20.73s
[INFO] running `Command { std: "docker" "inspect" "6bd9b86c9639e29cb89f39e3611f02b43e593561500e7a89e4ab51e09ae0f781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bd9b86c9639e29cb89f39e3611f02b43e593561500e7a89e4ab51e09ae0f781", kill_on_drop: false }`
[INFO] [stdout] 6bd9b86c9639e29cb89f39e3611f02b43e593561500e7a89e4ab51e09ae0f781
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 18ad335116be863bb350911ccc5ce48d2d4d711cb5dca56f42f92cd69ce62f21
[INFO] running `Command { std: "docker" "start" "-a" "18ad335116be863bb350911ccc5ce48d2d4d711cb5dca56f42f92cd69ce62f21", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ipc_communication-83249f72137852e9)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::check ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.16s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ipc-communication
[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" "18ad335116be863bb350911ccc5ce48d2d4d711cb5dca56f42f92cd69ce62f21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18ad335116be863bb350911ccc5ce48d2d4d711cb5dca56f42f92cd69ce62f21", kill_on_drop: false }`
[INFO] [stdout] 18ad335116be863bb350911ccc5ce48d2d4d711cb5dca56f42f92cd69ce62f21
