[INFO] fetching crate he-core 0.0.0...
[INFO] testing he-core-0.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate he-core 0.0.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate he-core 0.0.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate he-core 0.0.0
[INFO] finished tweaking crates.io crate he-core 0.0.0
[INFO] tweaked toml for crates.io crate he-core 0.0.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate he-core 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded he-core-lib v0.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b769e7205b35edc03c3a4712476ca53bb3c9b43ffe2a17fbc71f6e4e0f89054c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b769e7205b35edc03c3a4712476ca53bb3c9b43ffe2a17fbc71f6e4e0f89054c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b769e7205b35edc03c3a4712476ca53bb3c9b43ffe2a17fbc71f6e4e0f89054c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b769e7205b35edc03c3a4712476ca53bb3c9b43ffe2a17fbc71f6e4e0f89054c", kill_on_drop: false }`
[INFO] [stdout] b769e7205b35edc03c3a4712476ca53bb3c9b43ffe2a17fbc71f6e4e0f89054c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6415f3c752b91ff40d59a1802013fefe56cdfcecfe1c73a689ec963edeb6be3b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6415f3c752b91ff40d59a1802013fefe56cdfcecfe1c73a689ec963edeb6be3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling he-core-lib v0.0.0
[INFO] [stderr]    Compiling he-core v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "6415f3c752b91ff40d59a1802013fefe56cdfcecfe1c73a689ec963edeb6be3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6415f3c752b91ff40d59a1802013fefe56cdfcecfe1c73a689ec963edeb6be3b", kill_on_drop: false }`
[INFO] [stdout] 6415f3c752b91ff40d59a1802013fefe56cdfcecfe1c73a689ec963edeb6be3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e84c12e7215e9aeff890e3d722d8ca3d8872846c258da74587fa941fa8a52d9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0e84c12e7215e9aeff890e3d722d8ca3d8872846c258da74587fa941fa8a52d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling he-core v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "0e84c12e7215e9aeff890e3d722d8ca3d8872846c258da74587fa941fa8a52d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e84c12e7215e9aeff890e3d722d8ca3d8872846c258da74587fa941fa8a52d9", kill_on_drop: false }`
[INFO] [stdout] 0e84c12e7215e9aeff890e3d722d8ca3d8872846c258da74587fa941fa8a52d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 761e4c40a4bc29392fbff4ee0c909c67f99889f2eea1b10b488ed87cd2e27cc3
[INFO] running `Command { std: "docker" "start" "-a" "761e4c40a4bc29392fbff4ee0c909c67f99889f2eea1b10b488ed87cd2e27cc3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/he_core-a4535a006222c070
[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" "761e4c40a4bc29392fbff4ee0c909c67f99889f2eea1b10b488ed87cd2e27cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "761e4c40a4bc29392fbff4ee0c909c67f99889f2eea1b10b488ed87cd2e27cc3", kill_on_drop: false }`
[INFO] [stdout] 761e4c40a4bc29392fbff4ee0c909c67f99889f2eea1b10b488ed87cd2e27cc3