[INFO] fetching crate overload 0.1.1...
[INFO] testing overload-0.1.1 against 1.49.0 for beta-1.50-1
[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 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61a5b4e979801ac1646d0e3e0df1ec9fea933f86f9c6eef3564d4c4fc8e91165
[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" "61a5b4e979801ac1646d0e3e0df1ec9fea933f86f9c6eef3564d4c4fc8e91165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61a5b4e979801ac1646d0e3e0df1ec9fea933f86f9c6eef3564d4c4fc8e91165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61a5b4e979801ac1646d0e3e0df1ec9fea933f86f9c6eef3564d4c4fc8e91165", kill_on_drop: false }`
[INFO] [stdout] 61a5b4e979801ac1646d0e3e0df1ec9fea933f86f9c6eef3564d4c4fc8e91165
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f6e835c219be8ed935e4e207560b1096ecbf73bf544c4966b217915cd8b40ed
[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" "6f6e835c219be8ed935e4e207560b1096ecbf73bf544c4966b217915cd8b40ed", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling overload v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "6f6e835c219be8ed935e4e207560b1096ecbf73bf544c4966b217915cd8b40ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f6e835c219be8ed935e4e207560b1096ecbf73bf544c4966b217915cd8b40ed", kill_on_drop: false }`
[INFO] [stdout] 6f6e835c219be8ed935e4e207560b1096ecbf73bf544c4966b217915cd8b40ed
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c8b23e44677ce3ee819d812c95909061ec21ec1e718237950c52438b21d337a
[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" "6c8b23e44677ce3ee819d812c95909061ec21ec1e718237950c52438b21d337a", kill_on_drop: false }`
[INFO] [stderr]    Compiling overload v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `Command { std: "docker" "inspect" "6c8b23e44677ce3ee819d812c95909061ec21ec1e718237950c52438b21d337a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c8b23e44677ce3ee819d812c95909061ec21ec1e718237950c52438b21d337a", kill_on_drop: false }`
[INFO] [stdout] 6c8b23e44677ce3ee819d812c95909061ec21ec1e718237950c52438b21d337a
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7eb841e31b1d27a8883c72c877a820ac3d1c4e480cd282fb41164f9c471c29a1
[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" "7eb841e31b1d27a8883c72c877a820ac3d1c4e480cd282fb41164f9c471c29a1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/overload-e2906bdc5f3d6207
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/assignment-e201559bb13431bb
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/binary-a090ab34b3ffb899
[INFO] [stdout] test add_assign ... ok
[INFO] [stdout] test bitand_assign ... ok
[INFO] [stdout] test div_assign ... ok
[INFO] [stdout] test bitxor_assign ... ok
[INFO] [stdout] test bitor_assign ... ok
[INFO] [stdout] test mul_assign ... ok
[INFO] [stdout] test rem_assign ... ok
[INFO] [stdout] test shr_assign ... ok
[INFO] [stdout] test sub_assign ... ok
[INFO] [stdout] test shl_assign ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test mul ... ok
[INFO] [stdout] test div ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unary-5d4158bdbed9873e
[INFO] [stdout] test bitor ... ok
[INFO] [stdout] test bitand ... ok
[INFO] [stdout] test rem ... ok
[INFO] [stdout] test shl ... ok
[INFO] [stdout] test shr ... ok
[INFO] [stdout] test add ... ok
[INFO] [stdout] test bitxor ... ok
[INFO] [stdout] test sub ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests overload
[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
[INFO] [stdout] 
[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 20) ... ok
[INFO] [stdout] test src/lib.rs - (line 83) ... ok
[INFO] [stdout] test src/lib.rs - (line 56) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] test src/lib.rs - (line 128) ... ok
[INFO] [stdout] test src/lib.rs - (line 67) ... ok
[INFO] [stdout] test src/lib.rs - (line 41) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 5 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7eb841e31b1d27a8883c72c877a820ac3d1c4e480cd282fb41164f9c471c29a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eb841e31b1d27a8883c72c877a820ac3d1c4e480cd282fb41164f9c471c29a1", kill_on_drop: false }`
[INFO] [stdout] 7eb841e31b1d27a8883c72c877a820ac3d1c4e480cd282fb41164f9c471c29a1