[INFO] fetching crate list 0.1.3...
[INFO] testing list-0.1.3 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate list 0.1.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate list 0.1.3 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate list 0.1.3
[INFO] finished tweaking crates.io crate list 0.1.3
[INFO] tweaked toml for crates.io crate list 0.1.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] 789bf56f23bc6eaecc8de89a537340e849bc8c856fc4f214f0a70d944c166d22
[INFO] running `Command { std: "docker" "start" "-a" "789bf56f23bc6eaecc8de89a537340e849bc8c856fc4f214f0a70d944c166d22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "789bf56f23bc6eaecc8de89a537340e849bc8c856fc4f214f0a70d944c166d22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789bf56f23bc6eaecc8de89a537340e849bc8c856fc4f214f0a70d944c166d22", kill_on_drop: false }`
[INFO] [stdout] 789bf56f23bc6eaecc8de89a537340e849bc8c856fc4f214f0a70d944c166d22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c450c4add8dfecda925f2e5417a65ea98f17987e4a5b8b7f77127aec906c9f7d
[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" "c450c4add8dfecda925f2e5417a65ea98f17987e4a5b8b7f77127aec906c9f7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling list v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "c450c4add8dfecda925f2e5417a65ea98f17987e4a5b8b7f77127aec906c9f7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c450c4add8dfecda925f2e5417a65ea98f17987e4a5b8b7f77127aec906c9f7d", kill_on_drop: false }`
[INFO] [stdout] c450c4add8dfecda925f2e5417a65ea98f17987e4a5b8b7f77127aec906c9f7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d82b9a34eb2272e619e07aa93f5db9532eed16ac32b056d60f7d2cc9c9abc57
[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" "4d82b9a34eb2272e619e07aa93f5db9532eed16ac32b056d60f7d2cc9c9abc57", kill_on_drop: false }`
[INFO] [stderr]    Compiling list v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/list-1c229003413d7a80)
[INFO] running `Command { std: "docker" "inspect" "4d82b9a34eb2272e619e07aa93f5db9532eed16ac32b056d60f7d2cc9c9abc57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d82b9a34eb2272e619e07aa93f5db9532eed16ac32b056d60f7d2cc9c9abc57", kill_on_drop: false }`
[INFO] [stdout] 4d82b9a34eb2272e619e07aa93f5db9532eed16ac32b056d60f7d2cc9c9abc57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 176651e9a5ea92c3801753349c7a3c55e14488a7a6ff12b6d44b21f9a402bb93
[INFO] running `Command { std: "docker" "start" "-a" "176651e9a5ea92c3801753349c7a3c55e14488a7a6ff12b6d44b21f9a402bb93", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/list-1c229003413d7a80)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test::into_iter ... ok
[INFO] [stdout] test test::peek ... ok
[INFO] [stdout] test test::basics ... ok
[INFO] [stdout] test test::iter_mut ... ok
[INFO] [stdout] test test::iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests list
[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" "176651e9a5ea92c3801753349c7a3c55e14488a7a6ff12b6d44b21f9a402bb93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "176651e9a5ea92c3801753349c7a3c55e14488a7a6ff12b6d44b21f9a402bb93", kill_on_drop: false }`
[INFO] [stdout] 176651e9a5ea92c3801753349c7a3c55e14488a7a6ff12b6d44b21f9a402bb93