[INFO] fetching crate yonsei-flexible 0.2.1...
[INFO] testing yonsei-flexible-0.2.1 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate yonsei-flexible 0.2.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate yonsei-flexible 0.2.1
[INFO] finished tweaking crates.io crate yonsei-flexible 0.2.1
[INFO] tweaked toml for crates.io crate yonsei-flexible 0.2.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate yonsei-flexible 0.2.1 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yonsei-flexible 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossterm_winapi v0.1.5
[INFO] [stderr]   Downloaded crossterm_input v0.2.1
[INFO] [stderr]   Downloaded crossterm v0.8.2
[INFO] [stderr]   Downloaded crossterm_screen v0.1.0
[INFO] [stderr]   Downloaded crossterm_style v0.2.0
[INFO] [stderr]   Downloaded dialoguer v0.10.2
[INFO] [stderr]   Downloaded crossterm_terminal v0.1.0
[INFO] [stderr]   Downloaded dont_disappear v3.0.1
[INFO] [stderr]   Downloaded zeroize v1.5.7
[INFO] [stderr]   Downloaded crossterm_utils v0.1.0
[INFO] [stderr]   Downloaded crossterm_cursor v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0c11c8875f2090cab612aa35916d8508e330ebd23855cb7b795c2a22f7df160
[INFO] running `Command { std: "docker" "start" "-a" "f0c11c8875f2090cab612aa35916d8508e330ebd23855cb7b795c2a22f7df160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0c11c8875f2090cab612aa35916d8508e330ebd23855cb7b795c2a22f7df160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0c11c8875f2090cab612aa35916d8508e330ebd23855cb7b795c2a22f7df160", kill_on_drop: false }`
[INFO] [stdout] f0c11c8875f2090cab612aa35916d8508e330ebd23855cb7b795c2a22f7df160
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bd280c49f50808905aa8cc1694a4ba55038ba7479b8f730400253d1c66cb231
[INFO] running `Command { std: "docker" "start" "-a" "9bd280c49f50808905aa8cc1694a4ba55038ba7479b8f730400253d1c66cb231", kill_on_drop: false }`
[INFO] [stderr]    Compiling termios v0.3.3
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling zeroize v1.5.7
[INFO] [stderr]    Compiling console v0.15.2
[INFO] [stderr]    Compiling crossterm_utils v0.1.0
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling crossterm_screen v0.1.0
[INFO] [stderr]    Compiling crossterm_cursor v0.1.0
[INFO] [stderr]    Compiling crossterm_style v0.2.0
[INFO] [stderr]    Compiling crossterm_input v0.2.1
[INFO] [stderr]    Compiling crossterm_terminal v0.1.0
[INFO] [stderr]    Compiling dialoguer v0.10.2
[INFO] [stderr]    Compiling crossterm v0.8.2
[INFO] [stderr]    Compiling dont_disappear v3.0.1
[INFO] [stderr]    Compiling yonsei-flexible v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "9bd280c49f50808905aa8cc1694a4ba55038ba7479b8f730400253d1c66cb231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bd280c49f50808905aa8cc1694a4ba55038ba7479b8f730400253d1c66cb231", kill_on_drop: false }`
[INFO] [stdout] 9bd280c49f50808905aa8cc1694a4ba55038ba7479b8f730400253d1c66cb231
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0b6991a29a6e4d6abfb47962b202e9da99e6beca70ed59936cc92c2d4a1129a
[INFO] running `Command { std: "docker" "start" "-a" "b0b6991a29a6e4d6abfb47962b202e9da99e6beca70ed59936cc92c2d4a1129a", kill_on_drop: false }`
[INFO] [stderr]    Compiling yonsei-flexible v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "b0b6991a29a6e4d6abfb47962b202e9da99e6beca70ed59936cc92c2d4a1129a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0b6991a29a6e4d6abfb47962b202e9da99e6beca70ed59936cc92c2d4a1129a", kill_on_drop: false }`
[INFO] [stdout] b0b6991a29a6e4d6abfb47962b202e9da99e6beca70ed59936cc92c2d4a1129a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1dfb87143228012132c36c969df838e8e1c549387f78ee16d95e3f4ba404f88d
[INFO] running `Command { std: "docker" "start" "-a" "1dfb87143228012132c36c969df838e8e1c549387f78ee16d95e3f4ba404f88d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/yonsei_flexible-55df56651ff972f1)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/yonsei_flexible-5efc251fa10982da)
[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 yonsei_flexible
[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" "1dfb87143228012132c36c969df838e8e1c549387f78ee16d95e3f4ba404f88d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dfb87143228012132c36c969df838e8e1c549387f78ee16d95e3f4ba404f88d", kill_on_drop: false }`
[INFO] [stdout] 1dfb87143228012132c36c969df838e8e1c549387f78ee16d95e3f4ba404f88d