[INFO] fetching crate crumble_ci 0.1.0...
[INFO] testing crumble_ci-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate crumble_ci 0.1.0 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate crumble_ci 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 crumble_ci 0.1.0
[INFO] finished tweaking crates.io crate crumble_ci 0.1.0
[INFO] tweaked toml for crates.io crate crumble_ci 0.1.0 written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] crate crates.io crate crumble_ci 0.1.0 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-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 6e384c0b6fd9ce99932f5d5329ff6246b9d258177db3c9b8f38ca292a6b77026
[INFO] running `Command { std: "docker" "start" "-a" "6e384c0b6fd9ce99932f5d5329ff6246b9d258177db3c9b8f38ca292a6b77026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e384c0b6fd9ce99932f5d5329ff6246b9d258177db3c9b8f38ca292a6b77026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e384c0b6fd9ce99932f5d5329ff6246b9d258177db3c9b8f38ca292a6b77026", kill_on_drop: false }`
[INFO] [stdout] 6e384c0b6fd9ce99932f5d5329ff6246b9d258177db3c9b8f38ca292a6b77026
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] d425025ffd3cd8501bc03e31dcb730b4597fcbd45f1c2c623d6eb8b8ccbcd77e
[INFO] running `Command { std: "docker" "start" "-a" "d425025ffd3cd8501bc03e31dcb730b4597fcbd45f1c2c623d6eb8b8ccbcd77e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling crumble_ci v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `badge_link` is never read
[INFO] [stdout]    --> src/main.rs:145:17
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let mut badge_link = String::new();
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.31s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d425025ffd3cd8501bc03e31dcb730b4597fcbd45f1c2c623d6eb8b8ccbcd77e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d425025ffd3cd8501bc03e31dcb730b4597fcbd45f1c2c623d6eb8b8ccbcd77e", kill_on_drop: false }`
[INFO] [stdout] d425025ffd3cd8501bc03e31dcb730b4597fcbd45f1c2c623d6eb8b8ccbcd77e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 57eadacef3e725538ecaae40fbb4f2af7261cb2cda149bd78caa4609a64c691e
[INFO] running `Command { std: "docker" "start" "-a" "57eadacef3e725538ecaae40fbb4f2af7261cb2cda149bd78caa4609a64c691e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crumble_ci v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `badge_link` is never read
[INFO] [stdout]    --> src/main.rs:145:17
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let mut badge_link = String::new();
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.87s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/crumble_ci-4e9cad0ea492e956)
[INFO] running `Command { std: "docker" "inspect" "57eadacef3e725538ecaae40fbb4f2af7261cb2cda149bd78caa4609a64c691e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57eadacef3e725538ecaae40fbb4f2af7261cb2cda149bd78caa4609a64c691e", kill_on_drop: false }`
[INFO] [stdout] 57eadacef3e725538ecaae40fbb4f2af7261cb2cda149bd78caa4609a64c691e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 3c21953940c6f02532d1a716ff6f77097f0cbea2919d62956dc52cc80e9e4fc8
[INFO] running `Command { std: "docker" "start" "-a" "3c21953940c6f02532d1a716ff6f77097f0cbea2919d62956dc52cc80e9e4fc8", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `badge_link` is never read
[INFO] [stderr]    --> src/main.rs:145:17
[INFO] [stderr]     |
[INFO] [stderr] 145 |         let mut badge_link = String::new();
[INFO] [stderr]     |                 ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `crumble_ci` (bin "crumble_ci" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/crumble_ci-4e9cad0ea492e956)
[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" "3c21953940c6f02532d1a716ff6f77097f0cbea2919d62956dc52cc80e9e4fc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c21953940c6f02532d1a716ff6f77097f0cbea2919d62956dc52cc80e9e4fc8", kill_on_drop: false }`
[INFO] [stdout] 3c21953940c6f02532d1a716ff6f77097f0cbea2919d62956dc52cc80e9e4fc8