[INFO] fetching crate chk 0.0.0...
[INFO] testing chk-0.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate chk 0.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate chk 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 chk 0.0.0
[INFO] finished tweaking crates.io crate chk 0.0.0
[INFO] tweaked toml for crates.io crate chk 0.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5652a0e745adaed10d8d25d2f43edfc2bb6cdbd1137dff3fd9cfa95e0648d54
[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" "a5652a0e745adaed10d8d25d2f43edfc2bb6cdbd1137dff3fd9cfa95e0648d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5652a0e745adaed10d8d25d2f43edfc2bb6cdbd1137dff3fd9cfa95e0648d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5652a0e745adaed10d8d25d2f43edfc2bb6cdbd1137dff3fd9cfa95e0648d54", kill_on_drop: false }`
[INFO] [stdout] a5652a0e745adaed10d8d25d2f43edfc2bb6cdbd1137dff3fd9cfa95e0648d54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", 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] c742ca5a48bc23ff1312d67d7efd2955dd16e2d3faf9ada04567dbfcfc08ce01
[INFO] running `Command { std: "docker" "start" "-a" "c742ca5a48bc23ff1312d67d7efd2955dd16e2d3faf9ada04567dbfcfc08ce01", kill_on_drop: false }`
[INFO] [stderr]    Compiling chk v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "c742ca5a48bc23ff1312d67d7efd2955dd16e2d3faf9ada04567dbfcfc08ce01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c742ca5a48bc23ff1312d67d7efd2955dd16e2d3faf9ada04567dbfcfc08ce01", kill_on_drop: false }`
[INFO] [stdout] c742ca5a48bc23ff1312d67d7efd2955dd16e2d3faf9ada04567dbfcfc08ce01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5caf7728b3258dc75bc45928a9badccb630cbe4bff03a72bd090ff7016a81fd
[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" "e5caf7728b3258dc75bc45928a9badccb630cbe4bff03a72bd090ff7016a81fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling chk v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "e5caf7728b3258dc75bc45928a9badccb630cbe4bff03a72bd090ff7016a81fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5caf7728b3258dc75bc45928a9badccb630cbe4bff03a72bd090ff7016a81fd", kill_on_drop: false }`
[INFO] [stdout] e5caf7728b3258dc75bc45928a9badccb630cbe4bff03a72bd090ff7016a81fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ce91fe251aff2e3fa12964689bc32fbbbbed47c4a7b3a63e3fe8f3b973427e35
[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" "ce91fe251aff2e3fa12964689bc32fbbbbed47c4a7b3a63e3fe8f3b973427e35", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chk-659ebf5de5905917
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chk
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "ce91fe251aff2e3fa12964689bc32fbbbbed47c4a7b3a63e3fe8f3b973427e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce91fe251aff2e3fa12964689bc32fbbbbed47c4a7b3a63e3fe8f3b973427e35", kill_on_drop: false }`
[INFO] [stdout] ce91fe251aff2e3fa12964689bc32fbbbbed47c4a7b3a63e3fe8f3b973427e35