[INFO] fetching crate corealloc 0.5.0...
[INFO] testing corealloc-0.5.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate corealloc 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate corealloc 0.5.0 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 corealloc 0.5.0
[INFO] finished tweaking crates.io crate corealloc 0.5.0
[INFO] tweaked toml for crates.io crate corealloc 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate corealloc 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.7.1
[INFO] [stderr]   Downloaded num-traits v0.2.11
[INFO] [stderr]   Downloaded num-iter v0.1.40
[INFO] [stderr]   Downloaded pkg-config v0.3.17
[INFO] [stderr]   Downloaded num-integer v0.1.42
[INFO] [stderr]   Downloaded errno v0.2.5
[INFO] [stderr]   Downloaded errno-dragonfly v0.1.1
[INFO] [stderr]   Downloaded yaml-rust v0.3.5
[INFO] [stderr]   Downloaded hwloc2 v2.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 9e4110d1fbe11a4525cfb744f832896b5da40bf465a32cff59b75468abef450e
[INFO] running `Command { std: "docker" "start" "-a" "9e4110d1fbe11a4525cfb744f832896b5da40bf465a32cff59b75468abef450e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e4110d1fbe11a4525cfb744f832896b5da40bf465a32cff59b75468abef450e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e4110d1fbe11a4525cfb744f832896b5da40bf465a32cff59b75468abef450e", kill_on_drop: false }`
[INFO] [stdout] 9e4110d1fbe11a4525cfb744f832896b5da40bf465a32cff59b75468abef450e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 4974f368309835be0c20901f62266c686ea6f68f25061c6cf3719713e047da36
[INFO] running `Command { std: "docker" "start" "-a" "4974f368309835be0c20901f62266c686ea6f68f25061c6cf3719713e047da36", kill_on_drop: false }`
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling hwloc2 v2.2.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling errno v0.2.5
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling corealloc v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.83s
[INFO] running `Command { std: "docker" "inspect" "4974f368309835be0c20901f62266c686ea6f68f25061c6cf3719713e047da36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4974f368309835be0c20901f62266c686ea6f68f25061c6cf3719713e047da36", kill_on_drop: false }`
[INFO] [stdout] 4974f368309835be0c20901f62266c686ea6f68f25061c6cf3719713e047da36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 0058e68491e920cb1fecfec44bb735f5e2a1b4277b4dad2b3eeb064936f153fd
[INFO] running `Command { std: "docker" "start" "-a" "0058e68491e920cb1fecfec44bb735f5e2a1b4277b4dad2b3eeb064936f153fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling corealloc v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "0058e68491e920cb1fecfec44bb735f5e2a1b4277b4dad2b3eeb064936f153fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0058e68491e920cb1fecfec44bb735f5e2a1b4277b4dad2b3eeb064936f153fd", kill_on_drop: false }`
[INFO] [stdout] 0058e68491e920cb1fecfec44bb735f5e2a1b4277b4dad2b3eeb064936f153fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] a386ea60f2647210367b3a444c807dad28bc33fcdeceea04290a1e82620b71dd
[INFO] running `Command { std: "docker" "start" "-a" "a386ea60f2647210367b3a444c807dad28bc33fcdeceea04290a1e82620b71dd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/corealloc-8d571c7249d08d93)
[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" "a386ea60f2647210367b3a444c807dad28bc33fcdeceea04290a1e82620b71dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a386ea60f2647210367b3a444c807dad28bc33fcdeceea04290a1e82620b71dd", kill_on_drop: false }`
[INFO] [stdout] a386ea60f2647210367b3a444c807dad28bc33fcdeceea04290a1e82620b71dd