[INFO] fetching crate creak 0.3.0...
[INFO] testing creak-0.3.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate creak 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate creak 0.3.0 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 creak 0.3.0
[INFO] finished tweaking crates.io crate creak 0.3.0
[INFO] tweaked toml for crates.io crate creak 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate creak 0.3.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 9d4309f5ae2f8ac9ba8779449dc476096742c11910ef17973cb8ff243a651b6f
[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" "9d4309f5ae2f8ac9ba8779449dc476096742c11910ef17973cb8ff243a651b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d4309f5ae2f8ac9ba8779449dc476096742c11910ef17973cb8ff243a651b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d4309f5ae2f8ac9ba8779449dc476096742c11910ef17973cb8ff243a651b6f", kill_on_drop: false }`
[INFO] [stdout] 9d4309f5ae2f8ac9ba8779449dc476096742c11910ef17973cb8ff243a651b6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a2ff88a1cc3f3f5ab915132af272ba9e9a31608199b51aee7bd224410d21b2f3
[INFO] running `Command { std: "docker" "start" "-a" "a2ff88a1cc3f3f5ab915132af272ba9e9a31608199b51aee7bd224410d21b2f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling claxon v0.4.3
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling ogg v0.7.1
[INFO] [stderr]    Compiling lewton v0.10.1
[INFO] [stderr]    Compiling slice-deque v0.3.0
[INFO] [stderr]    Compiling minimp3 v0.5.0
[INFO] [stderr]    Compiling creak v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.22s
[INFO] running `Command { std: "docker" "inspect" "a2ff88a1cc3f3f5ab915132af272ba9e9a31608199b51aee7bd224410d21b2f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2ff88a1cc3f3f5ab915132af272ba9e9a31608199b51aee7bd224410d21b2f3", kill_on_drop: false }`
[INFO] [stdout] a2ff88a1cc3f3f5ab915132af272ba9e9a31608199b51aee7bd224410d21b2f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] bc2fab2677c2cc5e8115f5c09dc60bf0b03c1dcf026df6970a24bc7f0377a130
[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" "bc2fab2677c2cc5e8115f5c09dc60bf0b03c1dcf026df6970a24bc7f0377a130", kill_on_drop: false }`
[INFO] [stderr]    Compiling creak v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "bc2fab2677c2cc5e8115f5c09dc60bf0b03c1dcf026df6970a24bc7f0377a130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc2fab2677c2cc5e8115f5c09dc60bf0b03c1dcf026df6970a24bc7f0377a130", kill_on_drop: false }`
[INFO] [stdout] bc2fab2677c2cc5e8115f5c09dc60bf0b03c1dcf026df6970a24bc7f0377a130
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] fa0b5028875b886f7f5e1a6886da8386c8fec540a8d32754b21e4870876b8d95
[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" "fa0b5028875b886f7f5e1a6886da8386c8fec540a8d32754b21e4870876b8d95", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/creak-1f8b1934342bb47a
[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] [stderr]      Running /opt/rustwide/target/debug/deps/creak_raw-002f7fc6499afe2d
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests creak
[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] [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" "fa0b5028875b886f7f5e1a6886da8386c8fec540a8d32754b21e4870876b8d95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa0b5028875b886f7f5e1a6886da8386c8fec540a8d32754b21e4870876b8d95", kill_on_drop: false }`
[INFO] [stdout] fa0b5028875b886f7f5e1a6886da8386c8fec540a8d32754b21e4870876b8d95