[INFO] cloning repository https://github.com/enziog/rust_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/enziog/rust_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenziog%2Frust_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenziog%2Frust_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7a491d41279f24994b44036c62e25635c37e1a6
[INFO] testing enziog/rust_test against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenziog%2Frust_test" "/workspace/builds/worker-54/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/enziog/rust_test on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/enziog/rust_test
[INFO] finished tweaking git repo https://github.com/enziog/rust_test
[INFO] tweaked toml for git repo https://github.com/enziog/rust_test written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] crate git repo https://github.com/enziog/rust_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66aa1b583b106c6eff145c220053727541ac4dd85a72d4c1975cfe2d2a351156
[INFO] running `Command { std: "docker" "start" "-a" "66aa1b583b106c6eff145c220053727541ac4dd85a72d4c1975cfe2d2a351156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66aa1b583b106c6eff145c220053727541ac4dd85a72d4c1975cfe2d2a351156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66aa1b583b106c6eff145c220053727541ac4dd85a72d4c1975cfe2d2a351156", kill_on_drop: false }`
[INFO] [stdout] 66aa1b583b106c6eff145c220053727541ac4dd85a72d4c1975cfe2d2a351156
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82a6f62434d165a23e83e532daecdc1c97771d42eb8c14551cbe7c4444400f80
[INFO] running `Command { std: "docker" "start" "-a" "82a6f62434d165a23e83e532daecdc1c97771d42eb8c14551cbe7c4444400f80", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling serde v1.0.78
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.1.3
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling encoding_rs v0.8.6
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling miniz_oxide v0.1.3
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling flate2 v1.0.2
[INFO] [stderr]    Compiling zip v0.4.2
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling failure v0.1.2
[INFO] [stderr]    Compiling quick-xml v0.12.3
[INFO] [stderr]    Compiling calamine v0.14.5
[INFO] [stderr]    Compiling rust_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `DataType`, `Xlsx`
[INFO] [stdout]  --> src/main.rs:3:44
[INFO] [stdout]   |
[INFO] [stdout] 3 | use calamine::{Reader, open_workbook_auto, Xlsx, DataType};
[INFO] [stdout]   |                                            ^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.37s
[INFO] running `Command { std: "docker" "inspect" "82a6f62434d165a23e83e532daecdc1c97771d42eb8c14551cbe7c4444400f80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82a6f62434d165a23e83e532daecdc1c97771d42eb8c14551cbe7c4444400f80", kill_on_drop: false }`
[INFO] [stdout] 82a6f62434d165a23e83e532daecdc1c97771d42eb8c14551cbe7c4444400f80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29c255a81ade435703084bef90c23eccc2fafd0c5ef9d9b26613b9649b75a6c3
[INFO] running `Command { std: "docker" "start" "-a" "29c255a81ade435703084bef90c23eccc2fafd0c5ef9d9b26613b9649b75a6c3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `DataType`, `Xlsx`
[INFO] [stdout]  --> src/main.rs:3:44
[INFO] [stdout]   |
[INFO] [stdout] 3 | use calamine::{Reader, open_workbook_auto, Xlsx, DataType};
[INFO] [stdout]   |                                            ^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.99s
[INFO] running `Command { std: "docker" "inspect" "29c255a81ade435703084bef90c23eccc2fafd0c5ef9d9b26613b9649b75a6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29c255a81ade435703084bef90c23eccc2fafd0c5ef9d9b26613b9649b75a6c3", kill_on_drop: false }`
[INFO] [stdout] 29c255a81ade435703084bef90c23eccc2fafd0c5ef9d9b26613b9649b75a6c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 76273acd62dc8e95bf709a96951061dc739a27f8f89b638ca9c9acd913c69dca
[INFO] running `Command { std: "docker" "start" "-a" "76273acd62dc8e95bf709a96951061dc739a27f8f89b638ca9c9acd913c69dca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused imports: `DataType`, `Xlsx`
[INFO] [stderr]  --> src/main.rs:3:44
[INFO] [stderr]   |
[INFO] [stderr] 3 | use calamine::{Reader, open_workbook_auto, Xlsx, DataType};
[INFO] [stderr]   |                                            ^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_test` (bin "rust_test" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_test-2990f0dff92d5c13)
[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" "76273acd62dc8e95bf709a96951061dc739a27f8f89b638ca9c9acd913c69dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76273acd62dc8e95bf709a96951061dc739a27f8f89b638ca9c9acd913c69dca", kill_on_drop: false }`
[INFO] [stdout] 76273acd62dc8e95bf709a96951061dc739a27f8f89b638ca9c9acd913c69dca