[INFO] fetching crate polish_notation 0.1.0...
[INFO] testing polish_notation-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate polish_notation 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate polish_notation 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polish_notation 0.1.0
[INFO] finished tweaking crates.io crate polish_notation 0.1.0
[INFO] tweaked toml for crates.io crate polish_notation 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e039ea0e2f024a1fe0210aa05cabf61de5636e5d4d87393fba3b893d9b6f4835
[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" "e039ea0e2f024a1fe0210aa05cabf61de5636e5d4d87393fba3b893d9b6f4835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e039ea0e2f024a1fe0210aa05cabf61de5636e5d4d87393fba3b893d9b6f4835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e039ea0e2f024a1fe0210aa05cabf61de5636e5d4d87393fba3b893d9b6f4835", kill_on_drop: false }`
[INFO] [stdout] e039ea0e2f024a1fe0210aa05cabf61de5636e5d4d87393fba3b893d9b6f4835
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4aad2619d32ce28f62742e18c177692de06d3940ecd8f50bd84b5d5e40594576
[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" "4aad2619d32ce28f62742e18c177692de06d3940ecd8f50bd84b5d5e40594576", kill_on_drop: false }`
[INFO] [stderr]    Compiling polish_notation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "4aad2619d32ce28f62742e18c177692de06d3940ecd8f50bd84b5d5e40594576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aad2619d32ce28f62742e18c177692de06d3940ecd8f50bd84b5d5e40594576", kill_on_drop: false }`
[INFO] [stdout] 4aad2619d32ce28f62742e18c177692de06d3940ecd8f50bd84b5d5e40594576
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] afc2f74cea05c9f91c0aa8be622187ef4b8ea02187086b7bb2e18a94aa9a7e03
[INFO] running `Command { std: "docker" "start" "-a" "afc2f74cea05c9f91c0aa8be622187ef4b8ea02187086b7bb2e18a94aa9a7e03", kill_on_drop: false }`
[INFO] [stderr]    Compiling polish_notation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "afc2f74cea05c9f91c0aa8be622187ef4b8ea02187086b7bb2e18a94aa9a7e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afc2f74cea05c9f91c0aa8be622187ef4b8ea02187086b7bb2e18a94aa9a7e03", kill_on_drop: false }`
[INFO] [stdout] afc2f74cea05c9f91c0aa8be622187ef4b8ea02187086b7bb2e18a94aa9a7e03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", 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] 6f72e3d74b6f1913708b117fa30fc88eeb95052c037211ef9c16ace3e854aabd
[INFO] running `Command { std: "docker" "start" "-a" "6f72e3d74b6f1913708b117fa30fc88eeb95052c037211ef9c16ace3e854aabd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polish_notation-4922a214200ab994)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test npn_tests::add_and_subtract ... ok
[INFO] [stdout] test npn_tests::adds_and_subtracts ... ok
[INFO] [stdout] test npn_tests::all_division_pairs ... ok
[INFO] [stdout] test npn_tests::basic_add ... ok
[INFO] [stdout] test npn_tests::basic_divide ... ok
[INFO] [stdout] test npn_tests::basic_multiply ... ok
[INFO] [stdout] test npn_tests::basic_subtract ... ok
[INFO] [stdout] test npn_tests::double_add ... ok
[INFO] [stdout] test npn_tests::double_divide ... ok
[INFO] [stdout] test npn_tests::double_multiply ... ok
[INFO] [stdout] test npn_tests::double_subtract ... ok
[INFO] [stdout] test npn_tests::lots_of_add ... ok
[INFO] [stdout] test npn_tests::subtract_and_add ... ok
[INFO] [stdout] test npn_tests::test_with_non_numbers ... ok
[INFO] [stdout] test npn_tests::wikipedia_tests ... ok
[INFO] [stdout] test rpn_tests::all_operators ... ok
[INFO] [stdout] test rpn_tests::basic_add ... ok
[INFO] [stdout] test rpn_tests::basic_divide ... ok
[INFO] [stdout] test rpn_tests::double_add ... ok
[INFO] [stdout] test rpn_tests::basic_subtract ... ok
[INFO] [stdout] test rpn_tests::double_divide ... ok
[INFO] [stdout] test rpn_tests::double_multiply ... ok
[INFO] [stdout] test rpn_tests::double_subtract ... ok
[INFO] [stdout] test rpn_tests::test_with_non_numbers ... ok
[INFO] [stdout] test rpn_tests::wikipedia_tests ... ok
[INFO] [stdout] test npn_tests::adds_substracts_and_multiplies_oh_my ... ok
[INFO] [stdout] test rpn_tests::basic_multiply ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests polish_notation
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6f72e3d74b6f1913708b117fa30fc88eeb95052c037211ef9c16ace3e854aabd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f72e3d74b6f1913708b117fa30fc88eeb95052c037211ef9c16ace3e854aabd", kill_on_drop: false }`
[INFO] [stdout] 6f72e3d74b6f1913708b117fa30fc88eeb95052c037211ef9c16ace3e854aabd