[INFO] fetching crate list_flattener 0.3.0...
[INFO] testing list_flattener-0.3.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate list_flattener 0.3.0 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate list_flattener 0.3.0 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 list_flattener 0.3.0
[INFO] finished tweaking crates.io crate list_flattener 0.3.0
[INFO] tweaked toml for crates.io crate list_flattener 0.3.0 written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] crate crates.io crate list_flattener 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 2c1dc4c1009bbb51c82ec5f8b2dce62833d5c56f23db5c575e4a6e25cdb7a5bb
[INFO] running `Command { std: "docker" "start" "-a" "2c1dc4c1009bbb51c82ec5f8b2dce62833d5c56f23db5c575e4a6e25cdb7a5bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c1dc4c1009bbb51c82ec5f8b2dce62833d5c56f23db5c575e4a6e25cdb7a5bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c1dc4c1009bbb51c82ec5f8b2dce62833d5c56f23db5c575e4a6e25cdb7a5bb", kill_on_drop: false }`
[INFO] [stdout] 2c1dc4c1009bbb51c82ec5f8b2dce62833d5c56f23db5c575e4a6e25cdb7a5bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 2d65be3bc61063d5816d5e703b4b8ff0c1c79c262fc30782eb9cc271e1364cce
[INFO] running `Command { std: "docker" "start" "-a" "2d65be3bc61063d5816d5e703b4b8ff0c1c79c262fc30782eb9cc271e1364cce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling parse_int v0.4.0
[INFO] [stderr]    Compiling list_flattener v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "2d65be3bc61063d5816d5e703b4b8ff0c1c79c262fc30782eb9cc271e1364cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d65be3bc61063d5816d5e703b4b8ff0c1c79c262fc30782eb9cc271e1364cce", kill_on_drop: false }`
[INFO] [stdout] 2d65be3bc61063d5816d5e703b4b8ff0c1c79c262fc30782eb9cc271e1364cce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] [stdout] 736d815f29d3095aee7fc185e28f64367254a19a8eb09a42ba782b8c21edfbc1
[INFO] running `Command { std: "docker" "start" "-a" "736d815f29d3095aee7fc185e28f64367254a19a8eb09a42ba782b8c21edfbc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling list_flattener v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "736d815f29d3095aee7fc185e28f64367254a19a8eb09a42ba782b8c21edfbc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "736d815f29d3095aee7fc185e28f64367254a19a8eb09a42ba782b8c21edfbc1", kill_on_drop: false }`
[INFO] [stdout] 736d815f29d3095aee7fc185e28f64367254a19a8eb09a42ba782b8c21edfbc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] [stdout] 239762a7b3c49ac0e76eef42d177926b0760b697ca3fd9542d61c42fbdadcb76
[INFO] running `Command { std: "docker" "start" "-a" "239762a7b3c49ac0e76eef42d177926b0760b697ca3fd9542d61c42fbdadcb76", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/list_flattener-0db23aad75954ed2)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test test_e2e::deep_hex ... ok
[INFO] [stdout] test test_e2e::deep ... ok
[INFO] [stdout] test test_flatter::ascending ... ok
[INFO] [stdout] test test_flatter::descending ... ok
[INFO] [stdout] test test_flatter::flat_flat ... ok
[INFO] [stdout] test test_flatter::single ... ok
[INFO] [stdout] test test_parser::decreasing_nested_list ... ok
[INFO] [stdout] test test_parser::empty_list ... ok
[INFO] [stdout] test test_parser::incomplete_input ... ok
[INFO] [stdout] test test_parser::increasing_nested_list ... ok
[INFO] [stdout] test test_parser::invalid_element ... ok
[INFO] [stdout] test test_parser::linear_list ... ok
[INFO] [stdout] test test_parser::just_closed ... ok
[INFO] [stdout] test test_parser::linear_list_trim ... ok
[INFO] [stdout] test test_parser::missing_comma ... ok
[INFO] [stdout] test test_parser::naked_hex_num ... ok
[INFO] [stdout] test test_parser::naked_num ... ok
[INFO] [stdout] test test_parser_tools::do_peek ... ok
[INFO] [stdout] test test_parser_tools::do_skip_whitespace ... ok
[INFO] [stdout] test test_parser_tools::incomplete_peek ... ok
[INFO] [stdout] test test_parser::tailing_input ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/list_flattener-c36f9d81092c56b7)
[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] [stderr]    Doc-tests list_flattener
[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" "239762a7b3c49ac0e76eef42d177926b0760b697ca3fd9542d61c42fbdadcb76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "239762a7b3c49ac0e76eef42d177926b0760b697ca3fd9542d61c42fbdadcb76", kill_on_drop: false }`
[INFO] [stdout] 239762a7b3c49ac0e76eef42d177926b0760b697ca3fd9542d61c42fbdadcb76