[INFO] fetching crate biir 1.2.1...
[INFO] testing biir-1.2.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate biir 1.2.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate biir 1.2.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate biir 1.2.1
[INFO] finished tweaking crates.io crate biir 1.2.1
[INFO] tweaked toml for crates.io crate biir 1.2.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate biir 1.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4030abcae2f3b7aca6603b76474ea3fc9aa7bb47a0c4537a425b55cffc4b3193
[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" "4030abcae2f3b7aca6603b76474ea3fc9aa7bb47a0c4537a425b55cffc4b3193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4030abcae2f3b7aca6603b76474ea3fc9aa7bb47a0c4537a425b55cffc4b3193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4030abcae2f3b7aca6603b76474ea3fc9aa7bb47a0c4537a425b55cffc4b3193", kill_on_drop: false }`
[INFO] [stdout] 4030abcae2f3b7aca6603b76474ea3fc9aa7bb47a0c4537a425b55cffc4b3193
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0b459d3a1057a0337c2163eac66bc6309df1dd530dd0e0892cadeb3e6a4662c
[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" "f0b459d3a1057a0337c2163eac66bc6309df1dd530dd0e0892cadeb3e6a4662c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling biir v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.12s
[INFO] running `Command { std: "docker" "inspect" "f0b459d3a1057a0337c2163eac66bc6309df1dd530dd0e0892cadeb3e6a4662c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b459d3a1057a0337c2163eac66bc6309df1dd530dd0e0892cadeb3e6a4662c", kill_on_drop: false }`
[INFO] [stdout] f0b459d3a1057a0337c2163eac66bc6309df1dd530dd0e0892cadeb3e6a4662c
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56c8b51b097f7191d52cca72bbc160467b1d93f4bb211b087ef62a94b0be09c1
[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" "56c8b51b097f7191d52cca72bbc160467b1d93f4bb211b087ef62a94b0be09c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling test-case v1.2.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling proptest v1.0.0
[INFO] [stderr]    Compiling biir v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `colored::*`
[INFO] [stdout]  --> tests/integration_test.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use colored::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 47.48s
[INFO] running `Command { std: "docker" "inspect" "56c8b51b097f7191d52cca72bbc160467b1d93f4bb211b087ef62a94b0be09c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56c8b51b097f7191d52cca72bbc160467b1d93f4bb211b087ef62a94b0be09c1", kill_on_drop: false }`
[INFO] [stdout] 56c8b51b097f7191d52cca72bbc160467b1d93f4bb211b087ef62a94b0be09c1
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 971c6f26ab36f20b4aded4af4af3051919000c7d29ab13966fc0f4d2845d6222
[INFO] running `Command { std: "docker" "start" "-a" "971c6f26ab36f20b4aded4af4af3051919000c7d29ab13966fc0f4d2845d6222", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `colored::*`
[INFO] [stderr]  --> tests/integration_test.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use colored::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/biir-8854e99fbf4b505a)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/biir-a572f0646799c07e)
[INFO] [stdout] running 14 tests
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-171b1369ba22bf4b)
[INFO] [stdout] test traceback::test_traceback::test_highlighting ... ignored
[INFO] [stdout] test traceback::test_traceback::test_char_nr::_abc_ndefg_nhi_1_3_0 ... ok
[INFO] [stdout] test traceback::test_traceback::test_char_nr::_abc_ndefg_nhi_0_2_2 ... ok
[INFO] [stdout] test traceback::test_traceback::test_char_nr::_abc_ndefg_nhi_2_8_1 ... ok
[INFO] [stdout] test traceback::test_traceback::test_line_nr::_abc_ndefg_nhi_6_1 ... ok
[INFO] [stdout] test traceback::test_traceback::test_line_nr::_abc_ndefg_nhi_8_2 ... ok
[INFO] [stdout] test traceback::test_traceback::test_line_nr::_abc_ndefg_nhi_7_2 ... ok
[INFO] [stdout] test traceback::test_traceback::test_char_nr::_abc_ndefg_nhi_0_0_0 ... ok
[INFO] [stdout] test traceback::test_traceback::test_line_nr::_abc_ndefg_nhi_0_0 ... ok
[INFO] [stdout] test parser::test_parser::test_closing_bracket_finder ... ok
[INFO] [stdout] test traceback::test_traceback::test_line_nr::_abc_ndefg_nhi_2_0 ... ok
[INFO] [stdout] test traceback::test_traceback::test_char_nr::_abc_ndefg_nhi_1_6_3 ... ok
[INFO] [stdout] test traceback::test_traceback::test_line_nr::_abc_ndefg_nhi_3_1 ... ok
[INFO] [stdout] test traceback::test_traceback::test_char_nr::_abc_ndefg_nhi_2_7_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_tape ... ok
[INFO] [stderr]      Running tests/test_tape.rs (/opt/rustwide/target/debug/deps/test_tape-4300cc0c166de662)
[INFO] [stdout] test test_example_programs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_tape::test_moving ... ok
[INFO] [stdout] test test_tape::test_current_value ... ok
[INFO] [stdout] test test_tape::test_invalid_position - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests biir
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/utils.rs - utils::Output::read (line 41) ... ok
[INFO] [stdout] test src/utils.rs - utils::Output::read (line 52) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "971c6f26ab36f20b4aded4af4af3051919000c7d29ab13966fc0f4d2845d6222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "971c6f26ab36f20b4aded4af4af3051919000c7d29ab13966fc0f4d2845d6222", kill_on_drop: false }`
[INFO] [stdout] 971c6f26ab36f20b4aded4af4af3051919000c7d29ab13966fc0f4d2845d6222