[INFO] fetching crate buildrs 0.1.1...
[INFO] testing buildrs-0.1.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate buildrs 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate buildrs 0.1.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate buildrs 0.1.1
[INFO] finished tweaking crates.io crate buildrs 0.1.1
[INFO] tweaked toml for crates.io crate buildrs 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate buildrs 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.60.0" "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] a4889b9370e24ea546c005099cb4d9e625035e375cd59223290f98a651195c26
[INFO] running `Command { std: "docker" "start" "-a" "a4889b9370e24ea546c005099cb4d9e625035e375cd59223290f98a651195c26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4889b9370e24ea546c005099cb4d9e625035e375cd59223290f98a651195c26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4889b9370e24ea546c005099cb4d9e625035e375cd59223290f98a651195c26", kill_on_drop: false }`
[INFO] [stdout] a4889b9370e24ea546c005099cb4d9e625035e375cd59223290f98a651195c26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d163a76f3bd567877055b086a44474ca5b08d087e9baef7f3d6fd3d065c80c08
[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" "d163a76f3bd567877055b086a44474ca5b08d087e9baef7f3d6fd3d065c80c08", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling buildrs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.12s
[INFO] running `Command { std: "docker" "inspect" "d163a76f3bd567877055b086a44474ca5b08d087e9baef7f3d6fd3d065c80c08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d163a76f3bd567877055b086a44474ca5b08d087e9baef7f3d6fd3d065c80c08", kill_on_drop: false }`
[INFO] [stdout] d163a76f3bd567877055b086a44474ca5b08d087e9baef7f3d6fd3d065c80c08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71a8e1f7ac0b8bec6e3ef1fae70af4cbb163cbe38638c286e0c548d23fd55b37
[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" "71a8e1f7ac0b8bec6e3ef1fae70af4cbb163cbe38638c286e0c548d23fd55b37", kill_on_drop: false }`
[INFO] [stderr]    Compiling buildrs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "71a8e1f7ac0b8bec6e3ef1fae70af4cbb163cbe38638c286e0c548d23fd55b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71a8e1f7ac0b8bec6e3ef1fae70af4cbb163cbe38638c286e0c548d23fd55b37", kill_on_drop: false }`
[INFO] [stdout] 71a8e1f7ac0b8bec6e3ef1fae70af4cbb163cbe38638c286e0c548d23fd55b37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.60.0" "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] 91d96239ec0e5e4ac8b662fc9dfac46c867aebdacaff45c997baff1ecab1d496
[INFO] running `Command { std: "docker" "start" "-a" "91d96239ec0e5e4ac8b662fc9dfac46c867aebdacaff45c997baff1ecab1d496", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/buildrs-8c7950e742ad3275)
[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" "91d96239ec0e5e4ac8b662fc9dfac46c867aebdacaff45c997baff1ecab1d496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91d96239ec0e5e4ac8b662fc9dfac46c867aebdacaff45c997baff1ecab1d496", kill_on_drop: false }`
[INFO] [stdout] 91d96239ec0e5e4ac8b662fc9dfac46c867aebdacaff45c997baff1ecab1d496