[INFO] fetching crate ipcv 0.1.1...
[INFO] testing ipcv-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ipcv 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ipcv 0.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ipcv 0.1.1
[INFO] finished tweaking crates.io crate ipcv 0.1.1
[INFO] tweaked toml for crates.io crate ipcv 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "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-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 683f9f118692b8591d831fe5d28915a92e56ec09fc0217e6df4a6171f4297568
[INFO] running `Command { std: "docker" "start" "-a" "683f9f118692b8591d831fe5d28915a92e56ec09fc0217e6df4a6171f4297568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "683f9f118692b8591d831fe5d28915a92e56ec09fc0217e6df4a6171f4297568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "683f9f118692b8591d831fe5d28915a92e56ec09fc0217e6df4a6171f4297568", kill_on_drop: false }`
[INFO] [stdout] 683f9f118692b8591d831fe5d28915a92e56ec09fc0217e6df4a6171f4297568
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a2825b7382db26f0605c130e9af16e57f860d6f913cd6c147facca9b79d8750
[INFO] running `Command { std: "docker" "start" "-a" "1a2825b7382db26f0605c130e9af16e57f860d6f913cd6c147facca9b79d8750", kill_on_drop: false }`
[INFO] [stderr]    Compiling ipcv v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "1a2825b7382db26f0605c130e9af16e57f860d6f913cd6c147facca9b79d8750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a2825b7382db26f0605c130e9af16e57f860d6f913cd6c147facca9b79d8750", kill_on_drop: false }`
[INFO] [stdout] 1a2825b7382db26f0605c130e9af16e57f860d6f913cd6c147facca9b79d8750
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 288f8ca05e7679cc44d058c1a7f95fb0dcda56275ecc7e405fb90b41159f7b52
[INFO] running `Command { std: "docker" "start" "-a" "288f8ca05e7679cc44d058c1a7f95fb0dcda56275ecc7e405fb90b41159f7b52", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ipcv v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "288f8ca05e7679cc44d058c1a7f95fb0dcda56275ecc7e405fb90b41159f7b52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "288f8ca05e7679cc44d058c1a7f95fb0dcda56275ecc7e405fb90b41159f7b52", kill_on_drop: false }`
[INFO] [stdout] 288f8ca05e7679cc44d058c1a7f95fb0dcda56275ecc7e405fb90b41159f7b52
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bb7ae97d0e5961f39a5841d08801b9255eddb056e916bc5d339ce6d30e8f53a7
[INFO] running `Command { std: "docker" "start" "-a" "bb7ae97d0e5961f39a5841d08801b9255eddb056e916bc5d339ce6d30e8f53a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ipcv-19de39f154ddf525)
[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" "bb7ae97d0e5961f39a5841d08801b9255eddb056e916bc5d339ce6d30e8f53a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb7ae97d0e5961f39a5841d08801b9255eddb056e916bc5d339ce6d30e8f53a7", kill_on_drop: false }`
[INFO] [stdout] bb7ae97d0e5961f39a5841d08801b9255eddb056e916bc5d339ce6d30e8f53a7