[INFO] fetching crate copo 0.1.2...
[INFO] testing copo-0.1.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate copo 0.1.2 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate copo 0.1.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate copo 0.1.2
[INFO] finished tweaking crates.io crate copo 0.1.2
[INFO] tweaked toml for crates.io crate copo 0.1.2 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate copo 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded terminal_size v0.1.16
[INFO] [stderr]   Downloaded number_prefix v0.3.0
[INFO] [stderr]   Downloaded indicatif v0.15.0
[INFO] [stderr]   Downloaded heck v0.3.2
[INFO] [stderr]   Downloaded adler v0.2.3
[INFO] [stderr]   Downloaded rustc-demangle v0.1.18
[INFO] [stderr]   Downloaded console v0.14.0
[INFO] [stderr]   Downloaded exitfailure v0.5.1
[INFO] [stderr]   Downloaded termios v0.3.3
[INFO] [stderr]   Downloaded miniz_oxide v0.4.3
[INFO] [stderr]   Downloaded encode_unicode v0.3.6
[INFO] [stderr]   Downloaded console v0.11.3
[INFO] [stderr]   Downloaded gimli v0.23.0
[INFO] [stderr]   Downloaded redox_users v0.3.5
[INFO] [stderr]   Downloaded rust-argon2 v0.8.3
[INFO] [stderr]   Downloaded strum_macros v0.8.0
[INFO] [stderr]   Downloaded addr2line v0.14.1
[INFO] [stderr]   Downloaded dirs v1.0.5
[INFO] [stderr]   Downloaded synstructure v0.12.4
[INFO] [stderr]   Downloaded backtrace v0.3.56
[INFO] [stderr]   Downloaded dbus v0.9.1
[INFO] [stderr]   Downloaded winrt v0.4.0
[INFO] [stderr]   Downloaded libc v0.2.86
[INFO] [stderr]   Downloaded object v0.23.0
[INFO] [stderr]   Downloaded strum v0.8.0
[INFO] [stderr]   Downloaded mac-notification-sys v0.3.0
[INFO] [stderr]   Downloaded winrt-notification v0.2.2
[INFO] [stderr]   Downloaded xml-rs v0.6.1
[INFO] [stderr]   Downloaded notify-rust v4.2.2
[INFO] [stderr]   Downloaded cc v1.0.66
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e71977445a4a47e21aad31284816440dd5b0ccf389c9a564141948f0308690f2
[INFO] running `Command { std: "docker" "start" "-a" "e71977445a4a47e21aad31284816440dd5b0ccf389c9a564141948f0308690f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e71977445a4a47e21aad31284816440dd5b0ccf389c9a564141948f0308690f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e71977445a4a47e21aad31284816440dd5b0ccf389c9a564141948f0308690f2", kill_on_drop: false }`
[INFO] [stdout] e71977445a4a47e21aad31284816440dd5b0ccf389c9a564141948f0308690f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fed5abf836e567e71c708963685a417ae1ccfdae3f911c37dc3379d4f350a065
[INFO] running `Command { std: "docker" "start" "-a" "fed5abf836e567e71c708963685a417ae1ccfdae3f911c37dc3379d4f350a065", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling terminal_size v0.1.16
[INFO] [stderr]    Compiling backtrace v0.3.56
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling termios v0.3.3
[INFO] [stderr]    Compiling dbus v0.9.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling console v0.14.0
[INFO] [stderr]    Compiling console v0.11.3
[INFO] [stderr]    Compiling indicatif v0.15.0
[INFO] [stderr]    Compiling notify-rust v4.2.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling exitfailure v0.5.1
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling copo v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.80s
[INFO] running `Command { std: "docker" "inspect" "fed5abf836e567e71c708963685a417ae1ccfdae3f911c37dc3379d4f350a065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fed5abf836e567e71c708963685a417ae1ccfdae3f911c37dc3379d4f350a065", kill_on_drop: false }`
[INFO] [stdout] fed5abf836e567e71c708963685a417ae1ccfdae3f911c37dc3379d4f350a065
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52450aa1f0530f1eb9bd79e8909ba78626729f7c10cbe0ba2dd93c9fdc7dd058
[INFO] running `Command { std: "docker" "start" "-a" "52450aa1f0530f1eb9bd79e8909ba78626729f7c10cbe0ba2dd93c9fdc7dd058", kill_on_drop: false }`
[INFO] [stderr]    Compiling copo v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "52450aa1f0530f1eb9bd79e8909ba78626729f7c10cbe0ba2dd93c9fdc7dd058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52450aa1f0530f1eb9bd79e8909ba78626729f7c10cbe0ba2dd93c9fdc7dd058", kill_on_drop: false }`
[INFO] [stdout] 52450aa1f0530f1eb9bd79e8909ba78626729f7c10cbe0ba2dd93c9fdc7dd058
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f7784ff02faf42b9a8d696d690ff7d1cdcd1b92391d29d22413bd6ffd573e8d
[INFO] running `Command { std: "docker" "start" "-a" "7f7784ff02faf42b9a8d696d690ff7d1cdcd1b92391d29d22413bd6ffd573e8d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/copo-12279f66f66fabfe)
[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 (/opt/rustwide/target/debug/deps/copo-aa90449f45a19bea)
[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 copo
[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" "7f7784ff02faf42b9a8d696d690ff7d1cdcd1b92391d29d22413bd6ffd573e8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f7784ff02faf42b9a8d696d690ff7d1cdcd1b92391d29d22413bd6ffd573e8d", kill_on_drop: false }`
[INFO] [stdout] 7f7784ff02faf42b9a8d696d690ff7d1cdcd1b92391d29d22413bd6ffd573e8d