[INFO] fetching crate powierza-coefficient 1.0.2...
[INFO] testing powierza-coefficient-1.0.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate powierza-coefficient 1.0.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate powierza-coefficient 1.0.2
[INFO] finished tweaking crates.io crate powierza-coefficient 1.0.2
[INFO] tweaked toml for crates.io crate powierza-coefficient 1.0.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate powierza-coefficient 1.0.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 65 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding strsim v0.10.0 (available: v0.11.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded criterion-plot v0.4.5
[INFO] [stderr]   Downloaded criterion v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee465556a5ca3a8e7db98f55701bbf31edd422e8a397e228a3117ef1edd9c4ff
[INFO] running `Command { std: "docker" "start" "-a" "ee465556a5ca3a8e7db98f55701bbf31edd422e8a397e228a3117ef1edd9c4ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee465556a5ca3a8e7db98f55701bbf31edd422e8a397e228a3117ef1edd9c4ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee465556a5ca3a8e7db98f55701bbf31edd422e8a397e228a3117ef1edd9c4ff", kill_on_drop: false }`
[INFO] [stdout] ee465556a5ca3a8e7db98f55701bbf31edd422e8a397e228a3117ef1edd9c4ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 108495a2ca678f3a049928f78f9bbbf4bad232d399bf6ef121b7d4b6957ee96d
[INFO] running `Command { std: "docker" "start" "-a" "108495a2ca678f3a049928f78f9bbbf4bad232d399bf6ef121b7d4b6957ee96d", kill_on_drop: false }`
[INFO] [stderr]    Compiling powierza-coefficient v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "108495a2ca678f3a049928f78f9bbbf4bad232d399bf6ef121b7d4b6957ee96d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "108495a2ca678f3a049928f78f9bbbf4bad232d399bf6ef121b7d4b6957ee96d", kill_on_drop: false }`
[INFO] [stdout] 108495a2ca678f3a049928f78f9bbbf4bad232d399bf6ef121b7d4b6957ee96d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6072194b33219ac2d284e204ae274bec6b5cae2e0037d83f4786b517cda93237
[INFO] running `Command { std: "docker" "start" "-a" "6072194b33219ac2d284e204ae274bec6b5cae2e0037d83f4786b517cda93237", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling powierza-coefficient v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 37.83s
[INFO] running `Command { std: "docker" "inspect" "6072194b33219ac2d284e204ae274bec6b5cae2e0037d83f4786b517cda93237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6072194b33219ac2d284e204ae274bec6b5cae2e0037d83f4786b517cda93237", kill_on_drop: false }`
[INFO] [stdout] 6072194b33219ac2d284e204ae274bec6b5cae2e0037d83f4786b517cda93237
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 92b0423e002f2d5ca8e1ca992a1dcf476a27e858e03302d7271e121e8c39108d
[INFO] running `Command { std: "docker" "start" "-a" "92b0423e002f2d5ca8e1ca992a1dcf476a27e858e03302d7271e121e8c39108d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/powierza_coefficient-9a75e7791456e538)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test::test_coefficient_should_be_undefined_if_text_is_empty ... ok
[INFO] [stdout] test test::test_coefficient_value_should_not_change_when_part_with_higher_value_is_added ... ok
[INFO] [stdout] test test::test_coefficient_value_should_not_change_when_prefix_is_added ... ok
[INFO] [stdout] test test::test_coefficient_should_be_undefined_if_pattern_is_not_present_in_text ... ok
[INFO] [stdout] test test::test_coefficient_should_be_undefined_if_text_is_longer_than_tet ... ok
[INFO] [stdout] test test::test_coefficient_value_should_not_change_when_gap_is_moved ... ok
[INFO] [stdout] test test::test_coefficient_value_should_not_change_when_suffix_is_added ... ok
[INFO] [stdout] test test::test_coefficient_value_should_not_change_when_gap_length_changes ... ok
[INFO] [stdout] test test::test_coefficient_value_with_real_folder_names ... ok
[INFO] [stdout] test test::test_coefficient_should_be_undefined_if_pattern_is_empty ... ok
[INFO] [stdout] test test::test_coefficient_value_with_progressing_number_of_gaps ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests powierza_coefficient
[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" "92b0423e002f2d5ca8e1ca992a1dcf476a27e858e03302d7271e121e8c39108d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92b0423e002f2d5ca8e1ca992a1dcf476a27e858e03302d7271e121e8c39108d", kill_on_drop: false }`
[INFO] [stdout] 92b0423e002f2d5ca8e1ca992a1dcf476a27e858e03302d7271e121e8c39108d