[INFO] fetching crate todo_list 1.2.5...
[INFO] testing todo_list-1.2.5 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate todo_list 1.2.5 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate todo_list 1.2.5 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 todo_list 1.2.5
[INFO] finished tweaking crates.io crate todo_list 1.2.5
[INFO] tweaked toml for crates.io crate todo_list 1.2.5 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate todo_list 1.2.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] f34e2ade2cc6ff6f89395507598cf951eeaab7e4b2af0344cd0f58bf5eefd278
[INFO] running `Command { std: "docker" "start" "-a" "f34e2ade2cc6ff6f89395507598cf951eeaab7e4b2af0344cd0f58bf5eefd278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f34e2ade2cc6ff6f89395507598cf951eeaab7e4b2af0344cd0f58bf5eefd278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f34e2ade2cc6ff6f89395507598cf951eeaab7e4b2af0344cd0f58bf5eefd278", kill_on_drop: false }`
[INFO] [stdout] f34e2ade2cc6ff6f89395507598cf951eeaab7e4b2af0344cd0f58bf5eefd278
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 312459781ca5232174b4a6783878acf00513e3dce6d3b2a6f5fd17c7c8e4c1ee
[INFO] running `Command { std: "docker" "start" "-a" "312459781ca5232174b4a6783878acf00513e3dce6d3b2a6f5fd17c7c8e4c1ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling todo_list v1.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.00s
[INFO] running `Command { std: "docker" "inspect" "312459781ca5232174b4a6783878acf00513e3dce6d3b2a6f5fd17c7c8e4c1ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "312459781ca5232174b4a6783878acf00513e3dce6d3b2a6f5fd17c7c8e4c1ee", kill_on_drop: false }`
[INFO] [stdout] 312459781ca5232174b4a6783878acf00513e3dce6d3b2a6f5fd17c7c8e4c1ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] c77a13c3190608f5e994a3bbbb962b7e2c9aef28848d3444276da04dc7bc08ea
[INFO] running `Command { std: "docker" "start" "-a" "c77a13c3190608f5e994a3bbbb962b7e2c9aef28848d3444276da04dc7bc08ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling todo_list v1.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/todo_list-f294534dfc440eb5)
[INFO] running `Command { std: "docker" "inspect" "c77a13c3190608f5e994a3bbbb962b7e2c9aef28848d3444276da04dc7bc08ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c77a13c3190608f5e994a3bbbb962b7e2c9aef28848d3444276da04dc7bc08ea", kill_on_drop: false }`
[INFO] [stdout] c77a13c3190608f5e994a3bbbb962b7e2c9aef28848d3444276da04dc7bc08ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 30f169e2c25ee7f82ffad5cb94a12bc50023f50e4492d0ee2d1617a9aafe4cab
[INFO] running `Command { std: "docker" "start" "-a" "30f169e2c25ee7f82ffad5cb94a12bc50023f50e4492d0ee2d1617a9aafe4cab", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/todo_list-f294534dfc440eb5)
[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" "30f169e2c25ee7f82ffad5cb94a12bc50023f50e4492d0ee2d1617a9aafe4cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f169e2c25ee7f82ffad5cb94a12bc50023f50e4492d0ee2d1617a9aafe4cab", kill_on_drop: false }`
[INFO] [stdout] 30f169e2c25ee7f82ffad5cb94a12bc50023f50e4492d0ee2d1617a9aafe4cab