[INFO] fetching crate ergo-lib-c 0.4.2...
[INFO] testing ergo-lib-c-0.4.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ergo-lib-c 0.4.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ergo-lib-c 0.4.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ergo-lib-c 0.4.2
[INFO] finished tweaking crates.io crate ergo-lib-c 0.4.2
[INFO] tweaked toml for crates.io crate ergo-lib-c 0.4.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91db448ddf79a0636780ff7120ca4e6ddf4d1b01f345ec3ea4b3326ef3f84e60
[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" "91db448ddf79a0636780ff7120ca4e6ddf4d1b01f345ec3ea4b3326ef3f84e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91db448ddf79a0636780ff7120ca4e6ddf4d1b01f345ec3ea4b3326ef3f84e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91db448ddf79a0636780ff7120ca4e6ddf4d1b01f345ec3ea4b3326ef3f84e60", kill_on_drop: false }`
[INFO] [stdout] 91db448ddf79a0636780ff7120ca4e6ddf4d1b01f345ec3ea4b3326ef3f84e60
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cc7ecabfcb25d1d0423981bdeff27e13941495a1b85262dcd3782e6bc704b3c
[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" "8cc7ecabfcb25d1d0423981bdeff27e13941495a1b85262dcd3782e6bc704b3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling const-oid v0.1.0
[INFO] [stderr]    Compiling zeroize v1.2.0
[INFO] [stderr]    Compiling base16 v0.2.1
[INFO] [stderr]    Compiling bs58 v0.3.1
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling elliptic-curve v0.5.0
[INFO] [stderr]    Compiling blake2 v0.9.1
[INFO] [stderr]    Compiling k256 v0.4.2
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling sigma-ser v0.1.0
[INFO] [stderr]    Compiling ergo-lib v0.4.2
[INFO] [stderr]    Compiling ergo-lib-c-core v0.4.2
[INFO] [stderr]    Compiling ergo-lib-c v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.90s
[INFO] running `Command { std: "docker" "inspect" "8cc7ecabfcb25d1d0423981bdeff27e13941495a1b85262dcd3782e6bc704b3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cc7ecabfcb25d1d0423981bdeff27e13941495a1b85262dcd3782e6bc704b3c", kill_on_drop: false }`
[INFO] [stdout] 8cc7ecabfcb25d1d0423981bdeff27e13941495a1b85262dcd3782e6bc704b3c
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ccb1b988afe2d0dfa07fa9d23aa1fce8cb14ed6d733da6b5fdc79fa8d25005b
[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" "1ccb1b988afe2d0dfa07fa9d23aa1fce8cb14ed6d733da6b5fdc79fa8d25005b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ergo-lib-c v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "1ccb1b988afe2d0dfa07fa9d23aa1fce8cb14ed6d733da6b5fdc79fa8d25005b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ccb1b988afe2d0dfa07fa9d23aa1fce8cb14ed6d733da6b5fdc79fa8d25005b", kill_on_drop: false }`
[INFO] [stdout] 1ccb1b988afe2d0dfa07fa9d23aa1fce8cb14ed6d733da6b5fdc79fa8d25005b
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 80f06e6a5abfa15c89bb598dc5e8dde0ab1c7ad274356144b80921f0e7ec3833
[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" "80f06e6a5abfa15c89bb598dc5e8dde0ab1c7ad274356144b80921f0e7ec3833", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ergo_lib_c-9c0ba28491d3d2b1
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "80f06e6a5abfa15c89bb598dc5e8dde0ab1c7ad274356144b80921f0e7ec3833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80f06e6a5abfa15c89bb598dc5e8dde0ab1c7ad274356144b80921f0e7ec3833", kill_on_drop: false }`
[INFO] [stdout] 80f06e6a5abfa15c89bb598dc5e8dde0ab1c7ad274356144b80921f0e7ec3833