[INFO] fetching crate stdio2 0.1.0...
[INFO] testing stdio2-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate stdio2 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate stdio2 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stdio2 0.1.0
[INFO] finished tweaking crates.io crate stdio2 0.1.0
[INFO] tweaked toml for crates.io crate stdio2 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b367b8c24bf07d89251890512f9e5c819217132b8637939bb08f94e97133e576
[INFO] running `Command { std: "docker" "start" "-a" "b367b8c24bf07d89251890512f9e5c819217132b8637939bb08f94e97133e576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b367b8c24bf07d89251890512f9e5c819217132b8637939bb08f94e97133e576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b367b8c24bf07d89251890512f9e5c819217132b8637939bb08f94e97133e576", kill_on_drop: false }`
[INFO] [stdout] b367b8c24bf07d89251890512f9e5c819217132b8637939bb08f94e97133e576
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6c4a70dd4b7d203f3308924ae7ce8f6e8c5bc3406895067306e99fac32ce213
[INFO] running `Command { std: "docker" "start" "-a" "d6c4a70dd4b7d203f3308924ae7ce8f6e8c5bc3406895067306e99fac32ce213", kill_on_drop: false }`
[INFO] [stderr]    Compiling stdio2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "d6c4a70dd4b7d203f3308924ae7ce8f6e8c5bc3406895067306e99fac32ce213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6c4a70dd4b7d203f3308924ae7ce8f6e8c5bc3406895067306e99fac32ce213", kill_on_drop: false }`
[INFO] [stdout] d6c4a70dd4b7d203f3308924ae7ce8f6e8c5bc3406895067306e99fac32ce213
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1b30905e3d487ab77b42dc2b809ff093452f4d4053904e62c3e254fb5ca9899
[INFO] running `Command { std: "docker" "start" "-a" "a1b30905e3d487ab77b42dc2b809ff093452f4d4053904e62c3e254fb5ca9899", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stdio2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/stdio2-0658019feef11f29)
[INFO] running `Command { std: "docker" "inspect" "a1b30905e3d487ab77b42dc2b809ff093452f4d4053904e62c3e254fb5ca9899", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1b30905e3d487ab77b42dc2b809ff093452f4d4053904e62c3e254fb5ca9899", kill_on_drop: false }`
[INFO] [stdout] a1b30905e3d487ab77b42dc2b809ff093452f4d4053904e62c3e254fb5ca9899
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3886b2322feed37676aa3e01dba421277b71c551b12c89e3cd7c6141fff4e9b4
[INFO] running `Command { std: "docker" "start" "-a" "3886b2322feed37676aa3e01dba421277b71c551b12c89e3cd7c6141fff4e9b4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stdio2-0658019feef11f29)
[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 stdio2
[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" "3886b2322feed37676aa3e01dba421277b71c551b12c89e3cd7c6141fff4e9b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3886b2322feed37676aa3e01dba421277b71c551b12c89e3cd7c6141fff4e9b4", kill_on_drop: false }`
[INFO] [stdout] 3886b2322feed37676aa3e01dba421277b71c551b12c89e3cd7c6141fff4e9b4