[INFO] fetching crate peppermint 0.1.0...
[INFO] testing peppermint-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate peppermint 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate peppermint 0.1.0 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 peppermint 0.1.0
[INFO] finished tweaking crates.io crate peppermint 0.1.0
[INFO] tweaked toml for crates.io crate peppermint 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 00b3cb0833b77a74ef1ce7099fe1ebb1368b08df41a3846e492f8bd706708d89
[INFO] running `Command { std: "docker" "start" "-a" "00b3cb0833b77a74ef1ce7099fe1ebb1368b08df41a3846e492f8bd706708d89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00b3cb0833b77a74ef1ce7099fe1ebb1368b08df41a3846e492f8bd706708d89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00b3cb0833b77a74ef1ce7099fe1ebb1368b08df41a3846e492f8bd706708d89", kill_on_drop: false }`
[INFO] [stdout] 00b3cb0833b77a74ef1ce7099fe1ebb1368b08df41a3846e492f8bd706708d89
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c4d51e492e07c19a822ed1aae149f91ce8cb48cbf862a9e4edca94394512f605
[INFO] running `Command { std: "docker" "start" "-a" "c4d51e492e07c19a822ed1aae149f91ce8cb48cbf862a9e4edca94394512f605", kill_on_drop: false }`
[INFO] [stderr]    Compiling peppermint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "c4d51e492e07c19a822ed1aae149f91ce8cb48cbf862a9e4edca94394512f605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4d51e492e07c19a822ed1aae149f91ce8cb48cbf862a9e4edca94394512f605", kill_on_drop: false }`
[INFO] [stdout] c4d51e492e07c19a822ed1aae149f91ce8cb48cbf862a9e4edca94394512f605
[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] b3ead2710ee834838190dbd03f777132e6f86fde3d84d0eaffb1a36557f875e1
[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" "b3ead2710ee834838190dbd03f777132e6f86fde3d84d0eaffb1a36557f875e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling peppermint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "b3ead2710ee834838190dbd03f777132e6f86fde3d84d0eaffb1a36557f875e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3ead2710ee834838190dbd03f777132e6f86fde3d84d0eaffb1a36557f875e1", kill_on_drop: false }`
[INFO] [stdout] b3ead2710ee834838190dbd03f777132e6f86fde3d84d0eaffb1a36557f875e1
[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] 8e82a0d06618ce1aebfdea590b2b5dcf2f52abc7cd5de40269ea1a26b8d5f8d4
[INFO] running `Command { std: "docker" "start" "-a" "8e82a0d06618ce1aebfdea590b2b5dcf2f52abc7cd5de40269ea1a26b8d5f8d4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/peppermint-dd917ed5cb4ceb97)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests peppermint
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "8e82a0d06618ce1aebfdea590b2b5dcf2f52abc7cd5de40269ea1a26b8d5f8d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e82a0d06618ce1aebfdea590b2b5dcf2f52abc7cd5de40269ea1a26b8d5f8d4", kill_on_drop: false }`
[INFO] [stdout] 8e82a0d06618ce1aebfdea590b2b5dcf2f52abc7cd5de40269ea1a26b8d5f8d4