[INFO] fetching crate fermion 0.2.0...
[INFO] testing fermion-0.2.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate fermion 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate fermion 0.2.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fermion 0.2.0
[INFO] finished tweaking crates.io crate fermion 0.2.0
[INFO] tweaked toml for crates.io crate fermion 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] aa332e1756e08a96ecae681141b392bd3ea30acc6a5c0c0e1cbef4a9a48192d8
[INFO] running `Command { std: "docker" "start" "-a" "aa332e1756e08a96ecae681141b392bd3ea30acc6a5c0c0e1cbef4a9a48192d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa332e1756e08a96ecae681141b392bd3ea30acc6a5c0c0e1cbef4a9a48192d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa332e1756e08a96ecae681141b392bd3ea30acc6a5c0c0e1cbef4a9a48192d8", kill_on_drop: false }`
[INFO] [stdout] aa332e1756e08a96ecae681141b392bd3ea30acc6a5c0c0e1cbef4a9a48192d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 004172b0c0f80b389b2532a6f48725edc32a56f23c687aa80f2e7b1a25ab3581
[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" "004172b0c0f80b389b2532a6f48725edc32a56f23c687aa80f2e7b1a25ab3581", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling fermion v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.54s
[INFO] running `Command { std: "docker" "inspect" "004172b0c0f80b389b2532a6f48725edc32a56f23c687aa80f2e7b1a25ab3581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "004172b0c0f80b389b2532a6f48725edc32a56f23c687aa80f2e7b1a25ab3581", kill_on_drop: false }`
[INFO] [stdout] 004172b0c0f80b389b2532a6f48725edc32a56f23c687aa80f2e7b1a25ab3581
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ec9bf89f046557bee8eef9a975f3f0f62c92f7a81361c322ecdec67a9cafa00
[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" "0ec9bf89f046557bee8eef9a975f3f0f62c92f7a81361c322ecdec67a9cafa00", kill_on_drop: false }`
[INFO] [stderr]    Compiling fermion v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.65s
[INFO] running `Command { std: "docker" "inspect" "0ec9bf89f046557bee8eef9a975f3f0f62c92f7a81361c322ecdec67a9cafa00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ec9bf89f046557bee8eef9a975f3f0f62c92f7a81361c322ecdec67a9cafa00", kill_on_drop: false }`
[INFO] [stdout] 0ec9bf89f046557bee8eef9a975f3f0f62c92f7a81361c322ecdec67a9cafa00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] e9071e28683629365799382c6e98c070261524de5d05b385375b4290abbe6b91
[INFO] running `Command { std: "docker" "start" "-a" "e9071e28683629365799382c6e98c070261524de5d05b385375b4290abbe6b91", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fermion-a6386ef61d8472e5)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::test_insufficient_buffer_read ... ok
[INFO] [stdout] test tests::test_u8 ... ok
[INFO] [stdout] test tests::test_char ... ok
[INFO] [stdout] test tests::test_borrow_bytes ... ok
[INFO] [stdout] test tests::monster_struct ... ok
[INFO] [stdout] test tests::test_multiple ... ok
[INFO] [stdout] test tests::too_many_variants ... ok
[INFO] [stdout] test tests::test_borrow_str ... ok
[INFO] [stdout] test tests::too_long_bytestring ... ok
[INFO] [stdout] test tests::test_insufficient_buffer_write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fermion
[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" "e9071e28683629365799382c6e98c070261524de5d05b385375b4290abbe6b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9071e28683629365799382c6e98c070261524de5d05b385375b4290abbe6b91", kill_on_drop: false }`
[INFO] [stdout] e9071e28683629365799382c6e98c070261524de5d05b385375b4290abbe6b91