[INFO] cloning repository https://github.com/bobhacko1112/ciw_1d0-621_flashcards
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bobhacko1112/ciw_1d0-621_flashcards" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbobhacko1112%2Fciw_1d0-621_flashcards", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbobhacko1112%2Fciw_1d0-621_flashcards'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3c4ac187ad94fb61bedbded8401d9d585886742
[INFO] testing bobhacko1112/ciw_1d0-621_flashcards against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbobhacko1112%2Fciw_1d0-621_flashcards" "/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/bobhacko1112/ciw_1d0-621_flashcards on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bobhacko1112/ciw_1d0-621_flashcards
[INFO] finished tweaking git repo https://github.com/bobhacko1112/ciw_1d0-621_flashcards
[INFO] tweaked toml for git repo https://github.com/bobhacko1112/ciw_1d0-621_flashcards written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] crate git repo https://github.com/bobhacko1112/ciw_1d0-621_flashcards already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fedf81a298ac54f6b42ffc73d4e5c1e77c6b6bef4b68d9c0f626dd8d2a9578ec
[INFO] running `Command { std: "docker" "start" "-a" "fedf81a298ac54f6b42ffc73d4e5c1e77c6b6bef4b68d9c0f626dd8d2a9578ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fedf81a298ac54f6b42ffc73d4e5c1e77c6b6bef4b68d9c0f626dd8d2a9578ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fedf81a298ac54f6b42ffc73d4e5c1e77c6b6bef4b68d9c0f626dd8d2a9578ec", kill_on_drop: false }`
[INFO] [stdout] fedf81a298ac54f6b42ffc73d4e5c1e77c6b6bef4b68d9c0f626dd8d2a9578ec
[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=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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5eab075b47115592361ebc4fa6dde352567dddac460729af0965d64533eb60c6
[INFO] running `Command { std: "docker" "start" "-a" "5eab075b47115592361ebc4fa6dde352567dddac460729af0965d64533eb60c6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ciw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/main.rs:517:9
[INFO] [stdout]     |
[INFO] [stdout] 517 |     let input = std::io::stdin().read_line(&mut line).expect("Failed to read line");
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 9.26s
[INFO] running `Command { std: "docker" "inspect" "5eab075b47115592361ebc4fa6dde352567dddac460729af0965d64533eb60c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eab075b47115592361ebc4fa6dde352567dddac460729af0965d64533eb60c6", kill_on_drop: false }`
[INFO] [stdout] 5eab075b47115592361ebc4fa6dde352567dddac460729af0965d64533eb60c6
[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=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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 159285933daec5e1f3d971f73cc668b78e182fa83531c87987499a3caf7f4802
[INFO] running `Command { std: "docker" "start" "-a" "159285933daec5e1f3d971f73cc668b78e182fa83531c87987499a3caf7f4802", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ciw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/main.rs:517:9
[INFO] [stdout]     |
[INFO] [stdout] 517 |     let input = std::io::stdin().read_line(&mut line).expect("Failed to read line");
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 7.33s
[INFO] running `Command { std: "docker" "inspect" "159285933daec5e1f3d971f73cc668b78e182fa83531c87987499a3caf7f4802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "159285933daec5e1f3d971f73cc668b78e182fa83531c87987499a3caf7f4802", kill_on_drop: false }`
[INFO] [stdout] 159285933daec5e1f3d971f73cc668b78e182fa83531c87987499a3caf7f4802
[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=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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d5223ad9da5d64fc093adbe1e9f319bff8728aceae257f96b4ea710e912bbbce
[INFO] running `Command { std: "docker" "start" "-a" "d5223ad9da5d64fc093adbe1e9f319bff8728aceae257f96b4ea710e912bbbce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]    --> src/main.rs:517:9
[INFO] [stderr]     |
[INFO] [stderr] 517 |     let input = std::io::stdin().read_line(&mut line).expect("Failed to read line");
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ciw` (bin "ciw" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ciw-aab6bdd5c1b71028)
[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" "d5223ad9da5d64fc093adbe1e9f319bff8728aceae257f96b4ea710e912bbbce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5223ad9da5d64fc093adbe1e9f319bff8728aceae257f96b4ea710e912bbbce", kill_on_drop: false }`
[INFO] [stdout] d5223ad9da5d64fc093adbe1e9f319bff8728aceae257f96b4ea710e912bbbce