[INFO] fetching crate semver2 0.1.0...
[INFO] testing semver2-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate semver2 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate semver2 0.1.0 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 semver2 0.1.0
[INFO] finished tweaking crates.io crate semver2 0.1.0
[INFO] tweaked toml for crates.io crate semver2 0.1.0 written to /workspace/builds/worker-7/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded omnom v2.1.2
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abb953ad85c56d26c6cfd576796af3cb8749fd6f6865e33e8aad857958bca871
[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" "abb953ad85c56d26c6cfd576796af3cb8749fd6f6865e33e8aad857958bca871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abb953ad85c56d26c6cfd576796af3cb8749fd6f6865e33e8aad857958bca871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abb953ad85c56d26c6cfd576796af3cb8749fd6f6865e33e8aad857958bca871", kill_on_drop: false }`
[INFO] [stdout] abb953ad85c56d26c6cfd576796af3cb8749fd6f6865e33e8aad857958bca871
[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: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] f2285c76436b33897e16e06ea2a6046851bd9e7eed83a3b9d4d8d15f01f6a8e4
[INFO] running `Command { std: "docker" "start" "-a" "f2285c76436b33897e16e06ea2a6046851bd9e7eed83a3b9d4d8d15f01f6a8e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling omnom v2.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling semver2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.59s
[INFO] running `Command { std: "docker" "inspect" "f2285c76436b33897e16e06ea2a6046851bd9e7eed83a3b9d4d8d15f01f6a8e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2285c76436b33897e16e06ea2a6046851bd9e7eed83a3b9d4d8d15f01f6a8e4", kill_on_drop: false }`
[INFO] [stdout] f2285c76436b33897e16e06ea2a6046851bd9e7eed83a3b9d4d8d15f01f6a8e4
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d3608cd4f9c6aad89ff5f32da1edc75201e715018432ddc3c439b5bb76c6f7d
[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" "7d3608cd4f9c6aad89ff5f32da1edc75201e715018432ddc3c439b5bb76c6f7d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling semver2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "7d3608cd4f9c6aad89ff5f32da1edc75201e715018432ddc3c439b5bb76c6f7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d3608cd4f9c6aad89ff5f32da1edc75201e715018432ddc3c439b5bb76c6f7d", kill_on_drop: false }`
[INFO] [stdout] 7d3608cd4f9c6aad89ff5f32da1edc75201e715018432ddc3c439b5bb76c6f7d
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6f98fdcaaa116e168e1e11f00ad9d09b447249eb9466b18f4e9ef93b471e92c
[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" "d6f98fdcaaa116e168e1e11f00ad9d09b447249eb9466b18f4e9ef93b471e92c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/semver2-25961e4207d3f8ab
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test version::tests::invalid_versions ... ok
[INFO] [stdout] test version::tests::display ... ok
[INFO] [stdout] test version::tests::simple_parsing ... ok
[INFO] [stdout] test version::tests::loose_versions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests semver2
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/version.rs - version::Version::new_prerelease (line 107) ... ok
[INFO] [stdout] test src/version.rs - version::Version::new_build (line 127) ... ok
[INFO] [stdout] test src/version.rs - version::Version::new (line 90) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.93s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d6f98fdcaaa116e168e1e11f00ad9d09b447249eb9466b18f4e9ef93b471e92c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6f98fdcaaa116e168e1e11f00ad9d09b447249eb9466b18f4e9ef93b471e92c", kill_on_drop: false }`
[INFO] [stdout] d6f98fdcaaa116e168e1e11f00ad9d09b447249eb9466b18f4e9ef93b471e92c