[INFO] fetching crate arith 0.2.3...
[INFO] testing arith-0.2.3 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate arith 0.2.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate arith 0.2.3 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arith 0.2.3
[INFO] finished tweaking crates.io crate arith 0.2.3
[INFO] tweaked toml for crates.io crate arith 0.2.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36c4d690ffb5b03fdfa3fe2b1be1a854ffd4e53e5b153e16d29db5ae72dac6e3
[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" "36c4d690ffb5b03fdfa3fe2b1be1a854ffd4e53e5b153e16d29db5ae72dac6e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36c4d690ffb5b03fdfa3fe2b1be1a854ffd4e53e5b153e16d29db5ae72dac6e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36c4d690ffb5b03fdfa3fe2b1be1a854ffd4e53e5b153e16d29db5ae72dac6e3", kill_on_drop: false }`
[INFO] [stdout] 36c4d690ffb5b03fdfa3fe2b1be1a854ffd4e53e5b153e16d29db5ae72dac6e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd757aa99c3379239eb0777cc4cc85fb19e51ad183e9a002d771ff2acea8dd59
[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" "bd757aa99c3379239eb0777cc4cc85fb19e51ad183e9a002d771ff2acea8dd59", kill_on_drop: false }`
[INFO] [stderr]    Compiling arith v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "bd757aa99c3379239eb0777cc4cc85fb19e51ad183e9a002d771ff2acea8dd59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd757aa99c3379239eb0777cc4cc85fb19e51ad183e9a002d771ff2acea8dd59", kill_on_drop: false }`
[INFO] [stdout] bd757aa99c3379239eb0777cc4cc85fb19e51ad183e9a002d771ff2acea8dd59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", 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] ed0179b8034ea854f4d16179de0a869129f004821abaea974c06dc0f0689eddd
[INFO] running `Command { std: "docker" "start" "-a" "ed0179b8034ea854f4d16179de0a869129f004821abaea974c06dc0f0689eddd", kill_on_drop: false }`
[INFO] [stderr]    Compiling arith v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "ed0179b8034ea854f4d16179de0a869129f004821abaea974c06dc0f0689eddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed0179b8034ea854f4d16179de0a869129f004821abaea974c06dc0f0689eddd", kill_on_drop: false }`
[INFO] [stdout] ed0179b8034ea854f4d16179de0a869129f004821abaea974c06dc0f0689eddd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d9eaa05ebd2bc27176816b7716efac48a5c5b51a35e0ff57b25e42b30d4ac7a7
[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" "d9eaa05ebd2bc27176816b7716efac48a5c5b51a35e0ff57b25e42b30d4ac7a7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arith-9d6f38fdab85cf05)
[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] [stderr]    Doc-tests arith
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - ArithMap (line 183) ... ok
[INFO] [stdout] test src/lib.rs - ArithMap (line 212) ... ok
[INFO] [stdout] test src/lib.rs - ArithMap (line 105) ... ok
[INFO] [stdout] test src/lib.rs - ArithMap (line 236) ... ok
[INFO] [stdout] test src/lib.rs - ArithMap (line 86) ... ok
[INFO] [stdout] test src/lib.rs - ArithMap::prune (line 52) ... ok
[INFO] [stdout] test src/lib.rs - arithmap (line 25) ... ok
[INFO] [stdout] test src/lib.rs - ArithMap (line 164) ... ok
[INFO] [stdout] test src/lib.rs - ArithMap (line 66) ... ok
[INFO] [stdout] test src/lib.rs - ArithMap (line 125) ... ok
[INFO] [stdout] test src/lib.rs - ArithMap (line 266) ... ok
[INFO] [stdout] test src/lib.rs - ArithMap (line 144) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.89s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d9eaa05ebd2bc27176816b7716efac48a5c5b51a35e0ff57b25e42b30d4ac7a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9eaa05ebd2bc27176816b7716efac48a5c5b51a35e0ff57b25e42b30d4ac7a7", kill_on_drop: false }`
[INFO] [stdout] d9eaa05ebd2bc27176816b7716efac48a5c5b51a35e0ff57b25e42b30d4ac7a7