[INFO] fetching crate fmtor 0.1.2...
[INFO] testing fmtor-0.1.2 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate fmtor 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fmtor 0.1.2 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fmtor 0.1.2
[INFO] finished tweaking crates.io crate fmtor 0.1.2
[INFO] tweaked toml for crates.io crate fmtor 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b3f184a08d4f1f7908cf54f3a11fbd15193a083da2c2fa659ac930b154ea40c
[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" "7b3f184a08d4f1f7908cf54f3a11fbd15193a083da2c2fa659ac930b154ea40c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b3f184a08d4f1f7908cf54f3a11fbd15193a083da2c2fa659ac930b154ea40c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b3f184a08d4f1f7908cf54f3a11fbd15193a083da2c2fa659ac930b154ea40c", kill_on_drop: false }`
[INFO] [stdout] 7b3f184a08d4f1f7908cf54f3a11fbd15193a083da2c2fa659ac930b154ea40c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] febca9108a57fe9072a6bc214232f9d772c20224f8119231694e56ba0d50ecdd
[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" "febca9108a57fe9072a6bc214232f9d772c20224f8119231694e56ba0d50ecdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling fmtor v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "febca9108a57fe9072a6bc214232f9d772c20224f8119231694e56ba0d50ecdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "febca9108a57fe9072a6bc214232f9d772c20224f8119231694e56ba0d50ecdd", kill_on_drop: false }`
[INFO] [stdout] febca9108a57fe9072a6bc214232f9d772c20224f8119231694e56ba0d50ecdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4c795d2cccce2f06cbb3443f2c06b38ea988f9d5e20e7d235d1354d5a9d30a7
[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" "f4c795d2cccce2f06cbb3443f2c06b38ea988f9d5e20e7d235d1354d5a9d30a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling fmtor v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "f4c795d2cccce2f06cbb3443f2c06b38ea988f9d5e20e7d235d1354d5a9d30a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4c795d2cccce2f06cbb3443f2c06b38ea988f9d5e20e7d235d1354d5a9d30a7", kill_on_drop: false }`
[INFO] [stdout] f4c795d2cccce2f06cbb3443f2c06b38ea988f9d5e20e7d235d1354d5a9d30a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d2bf7861062f2ecb23549a8a9ca8214d6e615fef4ebc0ff781d9b7093f6ae6be
[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" "d2bf7861062f2ecb23549a8a9ca8214d6e615fef4ebc0ff781d9b7093f6ae6be", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::test_binary_alt ... ok
[INFO] [stdout] test tests::test_debug ... ok
[INFO] [stdout] test tests::test_debug_alt ... ok
[INFO] [stdout] test tests::test_lowerexp ... ok
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fmtor-fec595186b5d2803)
[INFO] [stdout] test tests::test_lowerhex ... ok
[INFO] [stdout] test tests::test_binary ... ok
[INFO] [stdout] test tests::test_display ... ok
[INFO] [stdout] test tests::test_upperhex_alt ... ok
[INFO] [stdout] test tests::test_lowerhex_alt ... ok
[INFO] [stdout] test tests::test_octal ... ok
[INFO] [stdout] test tests::test_upperhex ... ok
[INFO] [stdout] test tests::test_upperexp ... ok
[INFO] [stdout] test tests::test_pointer ... ok
[INFO] [stdout] test tests::test_octal_alt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fmtor
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - FmtOr (line 107) - compile ... ok
[INFO] [stdout] test src/lib.rs - FmtOr (line 92) ... ok
[INFO] [stdout] test src/lib.rs - FmtOr::fmt_or (line 159) ... ok
[INFO] [stdout] test src/lib.rs - FmtOr::fmt_or_else (line 188) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - FmtOr::fmt_or_empty (line 136) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.80s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d2bf7861062f2ecb23549a8a9ca8214d6e615fef4ebc0ff781d9b7093f6ae6be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2bf7861062f2ecb23549a8a9ca8214d6e615fef4ebc0ff781d9b7093f6ae6be", kill_on_drop: false }`
[INFO] [stdout] d2bf7861062f2ecb23549a8a9ca8214d6e615fef4ebc0ff781d9b7093f6ae6be