[INFO] fetching crate overload 0.1.1...
[INFO] testing overload-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate overload 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate overload 0.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate overload 0.1.1
[INFO] finished tweaking crates.io crate overload 0.1.1
[INFO] tweaked toml for crates.io crate overload 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad84085add3260aa3aeb668c57839c1b0bb54f7037541f831f07f1849dc79993
[INFO] running `Command { std: "docker" "start" "-a" "ad84085add3260aa3aeb668c57839c1b0bb54f7037541f831f07f1849dc79993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad84085add3260aa3aeb668c57839c1b0bb54f7037541f831f07f1849dc79993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad84085add3260aa3aeb668c57839c1b0bb54f7037541f831f07f1849dc79993", kill_on_drop: false }`
[INFO] [stdout] ad84085add3260aa3aeb668c57839c1b0bb54f7037541f831f07f1849dc79993
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bf3d4063c09b5e606f4ef61c63f0d66a25aeb6940b9855acb423e7031a91d70
[INFO] running `Command { std: "docker" "start" "-a" "9bf3d4063c09b5e606f4ef61c63f0d66a25aeb6940b9855acb423e7031a91d70", kill_on_drop: false }`
[INFO] [stderr]    Compiling overload v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "9bf3d4063c09b5e606f4ef61c63f0d66a25aeb6940b9855acb423e7031a91d70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bf3d4063c09b5e606f4ef61c63f0d66a25aeb6940b9855acb423e7031a91d70", kill_on_drop: false }`
[INFO] [stdout] 9bf3d4063c09b5e606f4ef61c63f0d66a25aeb6940b9855acb423e7031a91d70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6915845c78f9b9488e98548ce43fc38b296aed3d3b8e6b2e70a584d1ba3435d4
[INFO] running `Command { std: "docker" "start" "-a" "6915845c78f9b9488e98548ce43fc38b296aed3d3b8e6b2e70a584d1ba3435d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling overload v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "6915845c78f9b9488e98548ce43fc38b296aed3d3b8e6b2e70a584d1ba3435d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6915845c78f9b9488e98548ce43fc38b296aed3d3b8e6b2e70a584d1ba3435d4", kill_on_drop: false }`
[INFO] [stdout] 6915845c78f9b9488e98548ce43fc38b296aed3d3b8e6b2e70a584d1ba3435d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b6a41d7173106950c591af9cb3ef661e3fe03f770f72785bd4e54cacbd03d06f
[INFO] running `Command { std: "docker" "start" "-a" "b6a41d7173106950c591af9cb3ef661e3fe03f770f72785bd4e54cacbd03d06f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/overload-5628b36a37ff4e47)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/assignment.rs (/opt/rustwide/target/debug/deps/assignment-60f8592b3aca48b8)
[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] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test bitor_assign ... ok
[INFO] [stdout] test add_assign ... ok
[INFO] [stdout] test bitand_assign ... ok
[INFO] [stdout] test bitxor_assign ... ok
[INFO] [stdout] test div_assign ... ok
[INFO] [stdout] test mul_assign ... ok
[INFO] [stdout] test rem_assign ... ok
[INFO] [stderr]      Running tests/binary.rs (/opt/rustwide/target/debug/deps/binary-7d4eb67fdbbf4746)
[INFO] [stdout] test shl_assign ... ok
[INFO] [stdout] test shr_assign ... ok
[INFO] [stdout] test sub_assign ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test add ... ok
[INFO] [stdout] test bitand ... ok
[INFO] [stdout] test bitor ... ok
[INFO] [stdout] test bitxor ... ok
[INFO] [stdout] test div ... ok
[INFO] [stdout] test mul ... ok
[INFO] [stdout] test rem ... ok
[INFO] [stdout] test shl ... ok
[INFO] [stdout] test shr ... ok
[INFO] [stdout] test sub ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/unary.rs (/opt/rustwide/target/debug/deps/unary-177742c7ad12502c)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test neg ... ok
[INFO] [stdout] test not ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests overload
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs - (line 146) ... ignored
[INFO] [stdout] test src/lib.rs - (line 169) ... ignored
[INFO] [stdout] test src/lib.rs - (line 190) ... ignored
[INFO] [stdout] test src/lib.rs - (line 31) ... ignored
[INFO] [stdout] test src/lib.rs - (line 94) ... ignored
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] test src/lib.rs - (line 56) ... ok
[INFO] [stdout] test src/lib.rs - (line 41) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - (line 83) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - (line 128) ... ok
[INFO] [stdout] test src/lib.rs - (line 67) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 5 ignored; 0 measured; 0 filtered out; finished in 0.35s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b6a41d7173106950c591af9cb3ef661e3fe03f770f72785bd4e54cacbd03d06f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a41d7173106950c591af9cb3ef661e3fe03f770f72785bd4e54cacbd03d06f", kill_on_drop: false }`
[INFO] [stdout] b6a41d7173106950c591af9cb3ef661e3fe03f770f72785bd4e54cacbd03d06f