[INFO] cloning repository https://github.com/khayliang/fe2o3-cc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/khayliang/fe2o3-cc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhayliang%2Ffe2o3-cc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhayliang%2Ffe2o3-cc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e15db7a6eff494a7dac346af1ed52977d56b9a2b
[INFO] testing khayliang/fe2o3-cc against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhayliang%2Ffe2o3-cc" "/workspace/builds/worker-40/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-40/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/khayliang/fe2o3-cc on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/khayliang/fe2o3-cc
[INFO] finished tweaking git repo https://github.com/khayliang/fe2o3-cc
[INFO] tweaked toml for git repo https://github.com/khayliang/fe2o3-cc written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] crate git repo https://github.com/khayliang/fe2o3-cc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smawk v0.3.1
[INFO] [stderr]   Downloaded textwrap v0.13.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5f77b1f808c30fc18d99c19c93a97354e7671eb0e99a7c17545c80166cc2f61
[INFO] running `Command { std: "docker" "start" "-a" "e5f77b1f808c30fc18d99c19c93a97354e7671eb0e99a7c17545c80166cc2f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5f77b1f808c30fc18d99c19c93a97354e7671eb0e99a7c17545c80166cc2f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5f77b1f808c30fc18d99c19c93a97354e7671eb0e99a7c17545c80166cc2f61", kill_on_drop: false }`
[INFO] [stdout] e5f77b1f808c30fc18d99c19c93a97354e7671eb0e99a7c17545c80166cc2f61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c27e777b9eb2093149060ca1ff7341f4810ffdd2abac16f8c9a58fcd9cee9141
[INFO] running `Command { std: "docker" "start" "-a" "c27e777b9eb2093149060ca1ff7341f4810ffdd2abac16f8c9a58fcd9cee9141", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling smawk v0.3.1
[INFO] [stderr]    Compiling textwrap v0.13.4
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]    Compiling rust_cc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.38s
[INFO] running `Command { std: "docker" "inspect" "c27e777b9eb2093149060ca1ff7341f4810ffdd2abac16f8c9a58fcd9cee9141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c27e777b9eb2093149060ca1ff7341f4810ffdd2abac16f8c9a58fcd9cee9141", kill_on_drop: false }`
[INFO] [stdout] c27e777b9eb2093149060ca1ff7341f4810ffdd2abac16f8c9a58fcd9cee9141
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3cfd1ea9e52c55f9a4220f7e3cbbb4246d41eb1f987d79ecda72bb62ee52cd4
[INFO] running `Command { std: "docker" "start" "-a" "d3cfd1ea9e52c55f9a4220f7e3cbbb4246d41eb1f987d79ecda72bb62ee52cd4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_cc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "d3cfd1ea9e52c55f9a4220f7e3cbbb4246d41eb1f987d79ecda72bb62ee52cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3cfd1ea9e52c55f9a4220f7e3cbbb4246d41eb1f987d79ecda72bb62ee52cd4", kill_on_drop: false }`
[INFO] [stdout] d3cfd1ea9e52c55f9a4220f7e3cbbb4246d41eb1f987d79ecda72bb62ee52cd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f8bc9d2cbbb486d61302b13bdda26802c851a44328c436fb82b9bbdb63664692
[INFO] running `Command { std: "docker" "start" "-a" "f8bc9d2cbbb486d61302b13bdda26802c851a44328c436fb82b9bbdb63664692", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_cc-8baae4a49dc9ea4d)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test parser::tests::test_parse_all_tokens_into_program_with_main ... ok
[INFO] [stdout] test parser::tests::test_parse_expression_tokens ... ok
[INFO] [stdout] test parser::tests::test_parse_function_statement_tokens ... ok
[INFO] [stdout] test parser::tests::test_parse_return_statement_tokens ... ok
[INFO] [stdout] test syntax::tests::tests::test_constant_expression ... ok
[INFO] [stdout] test syntax::tests::tests::test_function ... ok
[INFO] [stdout] test syntax::tests::tests::test_integer_variable ... ok
[INFO] [stdout] test syntax::tests::tests::test_program ... ok
[INFO] [stdout] test syntax::tests::tests::test_return_statement ... ok
[INFO] [stdout] test tokenizer::tests::test_token_builder_builds_return_2 ... ok
[INFO] [stdout] test tokenizer::tests::test_token_factory_builds_identifiers ... ok
[INFO] [stdout] test tokenizer::tests::test_token_factory_builds_integer_constants ... ok
[INFO] [stdout] test tokenizer::tests::test_token_factory_builds_keywords ... ok
[INFO] [stdout] test tokenizer::tests::test_token_factory_builds_punctuation ... ok
[INFO] [stdout] test tokenizer::tests::test_token_factory_builds_unary_operations ... ok
[INFO] [stdout] test tokenizer::tests::test_tokenize_empty_string ... ok
[INFO] [stdout] test tokenizer::tests::test_tokenize_func_tokenizes_string ... ok
[INFO] [stdout] test parser::tests::test_parse_tokens_into_program_without_main_function - should panic ... ok
[INFO] [stdout] test syntax::tests::tests::create_new_program_fails - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_cc-7f001741ae025e2f)
[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 rust_cc
[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" "f8bc9d2cbbb486d61302b13bdda26802c851a44328c436fb82b9bbdb63664692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8bc9d2cbbb486d61302b13bdda26802c851a44328c436fb82b9bbdb63664692", kill_on_drop: false }`
[INFO] [stdout] f8bc9d2cbbb486d61302b13bdda26802c851a44328c436fb82b9bbdb63664692