[INFO] cloning repository https://github.com/Brychlikov/bartosz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Brychlikov/bartosz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrychlikov%2Fbartosz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrychlikov%2Fbartosz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7d700e9153c79b9e600f76d3d41b08631d1f9e5f
[INFO] testing Brychlikov/bartosz against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrychlikov%2Fbartosz" "/workspace/builds/worker-93/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-93/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Brychlikov/bartosz on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Brychlikov/bartosz
[INFO] finished tweaking git repo https://github.com/Brychlikov/bartosz
[INFO] tweaked toml for git repo https://github.com/Brychlikov/bartosz written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] crate git repo https://github.com/Brychlikov/bartosz already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51732adb7aa3e2a87033e7ba0003ffb3b89bac30223f33b27edc27bb06a4b825
[INFO] running `Command { std: "docker" "start" "-a" "51732adb7aa3e2a87033e7ba0003ffb3b89bac30223f33b27edc27bb06a4b825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51732adb7aa3e2a87033e7ba0003ffb3b89bac30223f33b27edc27bb06a4b825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51732adb7aa3e2a87033e7ba0003ffb3b89bac30223f33b27edc27bb06a4b825", kill_on_drop: false }`
[INFO] [stdout] 51732adb7aa3e2a87033e7ba0003ffb3b89bac30223f33b27edc27bb06a4b825
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b16e2b5e2d5c928e0d3be84c842a505c4a50fa6c620280131531e859b74b74a7
[INFO] running `Command { std: "docker" "start" "-a" "b16e2b5e2d5c928e0d3be84c842a505c4a50fa6c620280131531e859b74b74a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling aho-corasick v0.7.9
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling backtrace v0.3.44
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rustyline v6.0.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/parser.rs:237:25
[INFO] [stdout]     |
[INFO] [stdout] 237 |                     let n = self.input.next();
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.75s
[INFO] running `Command { std: "docker" "inspect" "b16e2b5e2d5c928e0d3be84c842a505c4a50fa6c620280131531e859b74b74a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b16e2b5e2d5c928e0d3be84c842a505c4a50fa6c620280131531e859b74b74a7", kill_on_drop: false }`
[INFO] [stdout] b16e2b5e2d5c928e0d3be84c842a505c4a50fa6c620280131531e859b74b74a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3c6ae70a4364fae80d4f6e3478d806bafacd4f4b88b4dcfa2a3a5ca6db79d0d
[INFO] running `Command { std: "docker" "start" "-a" "c3c6ae70a4364fae80d4f6e3478d806bafacd4f4b88b4dcfa2a3a5ca6db79d0d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/parser.rs:237:25
[INFO] [stdout]     |
[INFO] [stdout] 237 |                     let n = self.input.next();
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/parser.rs:237:25
[INFO] [stdout]     |
[INFO] [stdout] 237 |                     let n = self.input.next();
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 1.63s
[INFO] running `Command { std: "docker" "inspect" "c3c6ae70a4364fae80d4f6e3478d806bafacd4f4b88b4dcfa2a3a5ca6db79d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3c6ae70a4364fae80d4f6e3478d806bafacd4f4b88b4dcfa2a3a5ca6db79d0d", kill_on_drop: false }`
[INFO] [stdout] c3c6ae70a4364fae80d4f6e3478d806bafacd4f4b88b4dcfa2a3a5ca6db79d0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 57190b5ba0cd556da2371041f5ee0014c628b7831b6fd90b1bf958d279cebfdf
[INFO] running `Command { std: "docker" "start" "-a" "57190b5ba0cd556da2371041f5ee0014c628b7831b6fd90b1bf958d279cebfdf", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/parser.rs:237:25
[INFO] [stderr]     |
[INFO] [stderr] 237 |                     let n = self.input.next();
[INFO] [stderr]     |                         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `calculator` (lib) generated 1 warning
[INFO] [stderr] warning: `calculator` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/calculator-e1fae360abde9358)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test eval::tests::assign_to_assign_value ... ok
[INFO] [stdout] test eval::tests::big_fraction_test ... ok
[INFO] [stdout] test eval::tests::double_operator_panic_test ... ok
[INFO] [stdout] test eval::tests::test_implicit_multiplication ... ok
[INFO] [stdout] test eval::tests::assign_non_existent ... ok
[INFO] [stdout] test eval::tests::test_incorrect_assignment ... ok
[INFO] [stdout] test eval::tests::equal_priority_chain ... ok
[INFO] [stdout] test eval::tests::test_binary_circular_dep ... ok
[INFO] [stdout] test eval::tests::test_power ... ok
[INFO] [stdout] test eval::tests::test_right_chaining ... ok
[INFO] [stdout] test eval::tests::test_variable_eval ... ok
[INFO] [stdout] test parser::tests::test_parse_atomic ... ok
[INFO] [stdout] test eval::tests::test_simple_circular_dep ... ok
[INFO] [stdout] test eval::tests::unary_operator_test ... ok
[INFO] [stdout] test tokens::tests::test_negative_exponent ... ok
[INFO] [stdout] test tokens::tests::test_power ... ok
[INFO] [stdout] test tokens::tests::test_sticky_operators ... ok
[INFO] [stdout] test tokens::tests::test_take_while ... ok
[INFO] [stdout] test tokens::tests::test_tokenizer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bart-725e4a7cac5eba37)
[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 calculator
[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" "57190b5ba0cd556da2371041f5ee0014c628b7831b6fd90b1bf958d279cebfdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57190b5ba0cd556da2371041f5ee0014c628b7831b6fd90b1bf958d279cebfdf", kill_on_drop: false }`
[INFO] [stdout] 57190b5ba0cd556da2371041f5ee0014c628b7831b6fd90b1bf958d279cebfdf