[INFO] fetching crate memoiter 2.0.0...
[INFO] testing memoiter-2.0.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate memoiter 2.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate memoiter 2.0.0 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 memoiter 2.0.0
[INFO] finished tweaking crates.io crate memoiter 2.0.0
[INFO] tweaked toml for crates.io crate memoiter 2.0.0 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] 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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4631b6b00fa73d54c553ea5d5e9c2703a802da7e3170329f56437e1ee5b72b2d
[INFO] running `Command { std: "docker" "start" "-a" "4631b6b00fa73d54c553ea5d5e9c2703a802da7e3170329f56437e1ee5b72b2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4631b6b00fa73d54c553ea5d5e9c2703a802da7e3170329f56437e1ee5b72b2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4631b6b00fa73d54c553ea5d5e9c2703a802da7e3170329f56437e1ee5b72b2d", kill_on_drop: false }`
[INFO] [stdout] 4631b6b00fa73d54c553ea5d5e9c2703a802da7e3170329f56437e1ee5b72b2d
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce9dcb67a3e95013b7a971bd95b0d1a201cf20c3103c4e7bb2b71d3bc9cadb91
[INFO] running `Command { std: "docker" "start" "-a" "ce9dcb67a3e95013b7a971bd95b0d1a201cf20c3103c4e7bb2b71d3bc9cadb91", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoiter v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "ce9dcb67a3e95013b7a971bd95b0d1a201cf20c3103c4e7bb2b71d3bc9cadb91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce9dcb67a3e95013b7a971bd95b0d1a201cf20c3103c4e7bb2b71d3bc9cadb91", kill_on_drop: false }`
[INFO] [stdout] ce9dcb67a3e95013b7a971bd95b0d1a201cf20c3103c4e7bb2b71d3bc9cadb91
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ba2e247dd9d80a90de395fc326dae2a0f6cdb530d899c1f6701a4c9f3886cee
[INFO] running `Command { std: "docker" "start" "-a" "5ba2e247dd9d80a90de395fc326dae2a0f6cdb530d899c1f6701a4c9f3886cee", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memoiter v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "5ba2e247dd9d80a90de395fc326dae2a0f6cdb530d899c1f6701a4c9f3886cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ba2e247dd9d80a90de395fc326dae2a0f6cdb530d899c1f6701a4c9f3886cee", kill_on_drop: false }`
[INFO] [stdout] 5ba2e247dd9d80a90de395fc326dae2a0f6cdb530d899c1f6701a4c9f3886cee
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 371ae059538b872ced5a6648bea0a90263f37609c8b6249d17c5744301abaade
[INFO] running `Command { std: "docker" "start" "-a" "371ae059538b872ced5a6648bea0a90263f37609c8b6249d17c5744301abaade", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/memoiter-d4f019222a682e69)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_factorial ... ok
[INFO] [stdout] test tests::test_fibonacci ... ok
[INFO] [stderr]    Doc-tests memoiter
[INFO] [stdout] test tests::test_prevec ... ok
[INFO] [stdout] test tests::test_len ... ok
[INFO] [stdout] test tests::test_slice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - MemoIter (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "371ae059538b872ced5a6648bea0a90263f37609c8b6249d17c5744301abaade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "371ae059538b872ced5a6648bea0a90263f37609c8b6249d17c5744301abaade", kill_on_drop: false }`
[INFO] [stdout] 371ae059538b872ced5a6648bea0a90263f37609c8b6249d17c5744301abaade