[INFO] cloning repository https://github.com/vancha/calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vancha/calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvancha%2Fcalculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvancha%2Fcalculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05696a948a8dcee81fd7a977f53faee2c5ddd3b0
[INFO] testing vancha/calculator against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvancha%2Fcalculator" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vancha/calculator 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/vancha/calculator
[INFO] finished tweaking git repo https://github.com/vancha/calculator
[INFO] tweaked toml for git repo https://github.com/vancha/calculator written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/vancha/calculator 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-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 60316b8f7eaf5ef9aade2c53059a0f97519705a1347d258adb6e3b7cdc74ec02
[INFO] running `Command { std: "docker" "start" "-a" "60316b8f7eaf5ef9aade2c53059a0f97519705a1347d258adb6e3b7cdc74ec02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60316b8f7eaf5ef9aade2c53059a0f97519705a1347d258adb6e3b7cdc74ec02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60316b8f7eaf5ef9aade2c53059a0f97519705a1347d258adb6e3b7cdc74ec02", kill_on_drop: false }`
[INFO] [stdout] 60316b8f7eaf5ef9aade2c53059a0f97519705a1347d258adb6e3b7cdc74ec02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 62b0bbcb754256be214b311d9898e5dd190703a42893903872c6e3ea0bb14c2e
[INFO] running `Command { std: "docker" "start" "-a" "62b0bbcb754256be214b311d9898e5dd190703a42893903872c6e3ea0bb14c2e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling infixtopostfix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `evaluate_postfix_expression`
[INFO] [stdout]    --> src/lib.rs:210:4
[INFO] [stdout]     |
[INFO] [stdout] 210 | fn evaluate_postfix_expression<'a>(postfix: &[&'a str])->f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` 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 1.69s
[INFO] running `Command { std: "docker" "inspect" "62b0bbcb754256be214b311d9898e5dd190703a42893903872c6e3ea0bb14c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62b0bbcb754256be214b311d9898e5dd190703a42893903872c6e3ea0bb14c2e", kill_on_drop: false }`
[INFO] [stdout] 62b0bbcb754256be214b311d9898e5dd190703a42893903872c6e3ea0bb14c2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 4c34ab835e8bb7f72e4dce240d40dd0223a75c799ffbfbb56244cb718356bffd
[INFO] running `Command { std: "docker" "start" "-a" "4c34ab835e8bb7f72e4dce240d40dd0223a75c799ffbfbb56244cb718356bffd", kill_on_drop: false }`
[INFO] [stdout] warning: function is never used: `evaluate_postfix_expression`
[INFO] [stdout]    --> src/lib.rs:210:4
[INFO] [stdout]     |
[INFO] [stdout] 210 | fn evaluate_postfix_expression<'a>(postfix: &[&'a str])->f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling infixtopostfix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "4c34ab835e8bb7f72e4dce240d40dd0223a75c799ffbfbb56244cb718356bffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c34ab835e8bb7f72e4dce240d40dd0223a75c799ffbfbb56244cb718356bffd", kill_on_drop: false }`
[INFO] [stdout] 4c34ab835e8bb7f72e4dce240d40dd0223a75c799ffbfbb56244cb718356bffd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] f53fbe7bd963a0b3eafd4cfd496ffb90e9d27c5df32892329faf6cc1f5f04230
[INFO] running `Command { std: "docker" "start" "-a" "f53fbe7bd963a0b3eafd4cfd496ffb90e9d27c5df32892329faf6cc1f5f04230", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: function is never used: `evaluate_postfix_expression`
[INFO] [stderr]    --> src/lib.rs:210:4
[INFO] [stderr]     |
[INFO] [stderr] 210 | fn evaluate_postfix_expression<'a>(postfix: &[&'a str])->f64 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `infixtopostfix` (lib) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.73s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/infixtopostfix-649a18e4b7b70a2f)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::basics_work ... ok
[INFO] [stdout] test tests::evaluation_with_multiple_operands_works ... ok
[INFO] [stdout] test tests::evalutation_works ... ok
[INFO] [stdout] test tests::nested_parenthesis_work ... ok
[INFO] [stdout] test tests::parenthesis_work ... ok
[INFO] [stdout] test tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests infixtopostfix
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - infix_to_postfix (line 136) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.45s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f53fbe7bd963a0b3eafd4cfd496ffb90e9d27c5df32892329faf6cc1f5f04230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f53fbe7bd963a0b3eafd4cfd496ffb90e9d27c5df32892329faf6cc1f5f04230", kill_on_drop: false }`
[INFO] [stdout] f53fbe7bd963a0b3eafd4cfd496ffb90e9d27c5df32892329faf6cc1f5f04230