[INFO] fetching crate scicalc-rs 0.2.0...
[INFO] testing scicalc-rs-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate scicalc-rs 0.2.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate scicalc-rs 0.2.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scicalc-rs 0.2.0
[INFO] finished tweaking crates.io crate scicalc-rs 0.2.0
[INFO] tweaked toml for crates.io crate scicalc-rs 0.2.0 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate scicalc-rs 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd0220619233028c910991c74ef0f9f2c5c024d3d7a82c06ac3e26d8a5978279
[INFO] running `Command { std: "docker" "start" "-a" "dd0220619233028c910991c74ef0f9f2c5c024d3d7a82c06ac3e26d8a5978279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd0220619233028c910991c74ef0f9f2c5c024d3d7a82c06ac3e26d8a5978279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd0220619233028c910991c74ef0f9f2c5c024d3d7a82c06ac3e26d8a5978279", kill_on_drop: false }`
[INFO] [stdout] dd0220619233028c910991c74ef0f9f2c5c024d3d7a82c06ac3e26d8a5978279
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86fe336ba45c241cba541766d4e69c0fbc2139b999b8463c60efc7d75434478e
[INFO] running `Command { std: "docker" "start" "-a" "86fe336ba45c241cba541766d4e69c0fbc2139b999b8463c60efc7d75434478e", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling scicalc-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `sig_figs`
[INFO] [stdout]   --> src/decimal.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn sig_figs(number: &str) -> usize {
[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 2.09s
[INFO] running `Command { std: "docker" "inspect" "86fe336ba45c241cba541766d4e69c0fbc2139b999b8463c60efc7d75434478e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86fe336ba45c241cba541766d4e69c0fbc2139b999b8463c60efc7d75434478e", kill_on_drop: false }`
[INFO] [stdout] 86fe336ba45c241cba541766d4e69c0fbc2139b999b8463c60efc7d75434478e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b96caac0ad2cf3977d89140ed05f00d6a9dcca751052deb8f7fa33e6fed36993
[INFO] running `Command { std: "docker" "start" "-a" "b96caac0ad2cf3977d89140ed05f00d6a9dcca751052deb8f7fa33e6fed36993", kill_on_drop: false }`
[INFO] [stderr]    Compiling scicalc-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `sig_figs`
[INFO] [stdout]   --> src/decimal.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn sig_figs(number: &str) -> usize {
[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 test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "b96caac0ad2cf3977d89140ed05f00d6a9dcca751052deb8f7fa33e6fed36993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b96caac0ad2cf3977d89140ed05f00d6a9dcca751052deb8f7fa33e6fed36993", kill_on_drop: false }`
[INFO] [stdout] b96caac0ad2cf3977d89140ed05f00d6a9dcca751052deb8f7fa33e6fed36993
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8e096ac885c0549877cf923ae5be9087f4eb05ee8818370dc4278a55c52c403d
[INFO] running `Command { std: "docker" "start" "-a" "8e096ac885c0549877cf923ae5be9087f4eb05ee8818370dc4278a55c52c403d", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `sig_figs`
[INFO] [stderr]   --> src/decimal.rs:63:4
[INFO] [stderr]    |
[INFO] [stderr] 63 | fn sig_figs(number: &str) -> usize {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `scicalc-rs` (lib) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scicalc_rs-b2f9f7e2c9af91e9)
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test decimal::tests::test_decimal_number_1 ... ok
[INFO] [stdout] test decimal::tests::test_decimal_number_2 ... ok
[INFO] [stdout] test decimal::tests::test_decimal_to_float ... ok
[INFO] [stdout] test decimal::tests::test_sig_figs ... ok
[INFO] [stdout] test lexer::tests::test_digraph_plus_minus ... ok
[INFO] [stdout] test decimal::tests::test_sig_figs_method ... ok
[INFO] [stdout] test lexer::tests::test_eof ... ok
[INFO] [stdout] test lexer::tests::test_eulers_num ... ok
[INFO] [stdout] test lexer::tests::test_float_1 ... ok
[INFO] [stdout] test lexer::tests::test_float_2 ... ok
[INFO] [stdout] test lexer::tests::test_float_3 ... ok
[INFO] [stdout] test lexer::tests::test_parenthesis ... ok
[INFO] [stdout] test lexer::tests::test_pi ... ok
[INFO] [stdout] test lexer::tests::test_simple_addition ... ok
[INFO] [stdout] test lexer::tests::test_simple_plus_minus ... ok
[INFO] [stdout] test lexer::tests::test_simple_number ... ok
[INFO] [stdout] test measurement::tests::approximate_equality ... ok
[INFO] [stdout] test measurement::tests::simple_operations ... ok
[INFO] [stdout] test measurement::tests::negative_pow ... ok
[INFO] [stdout] test measurement::tests::simple_pow ... ok
[INFO] [stdout] test parser::tests::test_eval_measurement ... ok
[INFO] [stdout] test parser::tests::test_eval_measurement_add ... ok
[INFO] [stdout] test parser::tests::test_eval_measurement_mul ... ok
[INFO] [stdout] test parser::tests::test_eval_measurement_div ... ok
[INFO] [stdout] test parser::tests::test_eval_simple ... ok
[INFO] [stdout] test parser::tests::test_negative ... ok
[INFO] [stdout] test parser::tests::test_valid_parenthesis ... ok
[INFO] [stdout] test parser::tests::tests ... ok
[INFO] [stdout] test lexer::tests::test_float_5 - should panic ... ok
[INFO] [stdout] test lexer::tests::test_float_4 - should panic ... ok
[INFO] [stdout] test lexer::tests::test_float_6 - should panic ... ok
[INFO] [stdout] test parser::tests::test_wrong_parenthesis - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 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/scicalc_rs-87a138f77a752496)
[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 scicalc-rs
[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" "8e096ac885c0549877cf923ae5be9087f4eb05ee8818370dc4278a55c52c403d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e096ac885c0549877cf923ae5be9087f4eb05ee8818370dc4278a55c52c403d", kill_on_drop: false }`
[INFO] [stdout] 8e096ac885c0549877cf923ae5be9087f4eb05ee8818370dc4278a55c52c403d