[INFO] fetching crate yarner-fold-code 0.2.2...
[INFO] testing yarner-fold-code-0.2.2 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate yarner-fold-code 0.2.2 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate yarner-fold-code 0.2.2 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yarner-fold-code 0.2.2
[INFO] finished tweaking crates.io crate yarner-fold-code 0.2.2
[INFO] tweaked toml for crates.io crate yarner-fold-code 0.2.2 written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] crate crates.io crate yarner-fold-code 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2dcd894aab60aafd3e1266b499db34432aca1b2960b5b37e7677b35bf47f005a
[INFO] running `Command { std: "docker" "start" "-a" "2dcd894aab60aafd3e1266b499db34432aca1b2960b5b37e7677b35bf47f005a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dcd894aab60aafd3e1266b499db34432aca1b2960b5b37e7677b35bf47f005a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dcd894aab60aafd3e1266b499db34432aca1b2960b5b37e7677b35bf47f005a", kill_on_drop: false }`
[INFO] [stdout] 2dcd894aab60aafd3e1266b499db34432aca1b2960b5b37e7677b35bf47f005a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f271df3701a72a8d751d843679ccdeb9c417329fa5688120583df967694a416
[INFO] running `Command { std: "docker" "start" "-a" "7f271df3701a72a8d751d843679ccdeb9c417329fa5688120583df967694a416", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling yarner-lib v0.5.2
[INFO] [stderr]    Compiling yarner-fold-code v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.51s
[INFO] running `Command { std: "docker" "inspect" "7f271df3701a72a8d751d843679ccdeb9c417329fa5688120583df967694a416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f271df3701a72a8d751d843679ccdeb9c417329fa5688120583df967694a416", kill_on_drop: false }`
[INFO] [stdout] 7f271df3701a72a8d751d843679ccdeb9c417329fa5688120583df967694a416
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08d80c79fcbca5f97769f57209bc989f9d321b42825ca5f0847e3cc10f729a33
[INFO] running `Command { std: "docker" "start" "-a" "08d80c79fcbca5f97769f57209bc989f9d321b42825ca5f0847e3cc10f729a33", kill_on_drop: false }`
[INFO] [stderr]    Compiling yarner-fold-code v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "08d80c79fcbca5f97769f57209bc989f9d321b42825ca5f0847e3cc10f729a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d80c79fcbca5f97769f57209bc989f9d321b42825ca5f0847e3cc10f729a33", kill_on_drop: false }`
[INFO] [stdout] 08d80c79fcbca5f97769f57209bc989f9d321b42825ca5f0847e3cc10f729a33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 34f246f48a04060f0d9a1550f6907ba3fd60c2303527a38c562406edaf1a8651
[INFO] running `Command { std: "docker" "start" "-a" "34f246f48a04060f0d9a1550f6907ba3fd60c2303527a38c562406edaf1a8651", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yarner_fold_code-09a83fdedf4fec13)
[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" "34f246f48a04060f0d9a1550f6907ba3fd60c2303527a38c562406edaf1a8651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34f246f48a04060f0d9a1550f6907ba3fd60c2303527a38c562406edaf1a8651", kill_on_drop: false }`
[INFO] [stdout] 34f246f48a04060f0d9a1550f6907ba3fd60c2303527a38c562406edaf1a8651