[INFO] fetching crate a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7 1.0.2...
[INFO] testing a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7-1.0.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7 1.0.2 into /workspace/builds/worker-105/source
[INFO] validating manifest of crates.io crate a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7 1.0.2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7 1.0.2
[INFO] finished tweaking crates.io crate a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7 1.0.2
[INFO] tweaked toml for crates.io crate a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7 1.0.2 written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a75b275cc3417ec1194ba5d68f16d2c8ec55b37062a2e6c4684e98892abddc4a
[INFO] running `Command { std: "docker" "start" "-a" "a75b275cc3417ec1194ba5d68f16d2c8ec55b37062a2e6c4684e98892abddc4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a75b275cc3417ec1194ba5d68f16d2c8ec55b37062a2e6c4684e98892abddc4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a75b275cc3417ec1194ba5d68f16d2c8ec55b37062a2e6c4684e98892abddc4a", kill_on_drop: false }`
[INFO] [stdout] a75b275cc3417ec1194ba5d68f16d2c8ec55b37062a2e6c4684e98892abddc4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d64f1a8d6726fd86486bd9845ecb08e0e9dd9c0a1d30d180453055e0b740e79
[INFO] running `Command { std: "docker" "start" "-a" "3d64f1a8d6726fd86486bd9845ecb08e0e9dd9c0a1d30d180453055e0b740e79", kill_on_drop: false }`
[INFO] [stderr]    Compiling a9c83d61c403d9c61afacf405efb10ac776a7c59ed51b63831920654e v1.0.1
[INFO] [stderr]    Compiling a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7 v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `indent`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stdout]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[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 0.84s
[INFO] running `Command { std: "docker" "inspect" "3d64f1a8d6726fd86486bd9845ecb08e0e9dd9c0a1d30d180453055e0b740e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d64f1a8d6726fd86486bd9845ecb08e0e9dd9c0a1d30d180453055e0b740e79", kill_on_drop: false }`
[INFO] [stdout] 3d64f1a8d6726fd86486bd9845ecb08e0e9dd9c0a1d30d180453055e0b740e79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df0ce2c3c554c17803c96925fd534722af64744e2f0fadeb48c6af757c2eab05
[INFO] running `Command { std: "docker" "start" "-a" "df0ce2c3c554c17803c96925fd534722af64744e2f0fadeb48c6af757c2eab05", kill_on_drop: false }`
[INFO] [stderr]    Compiling a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7 v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `indent`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stdout]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[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] [stdout] warning: unused variable: `indent`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stdout]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[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 0.50s
[INFO] running `Command { std: "docker" "inspect" "df0ce2c3c554c17803c96925fd534722af64744e2f0fadeb48c6af757c2eab05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df0ce2c3c554c17803c96925fd534722af64744e2f0fadeb48c6af757c2eab05", kill_on_drop: false }`
[INFO] [stdout] df0ce2c3c554c17803c96925fd534722af64744e2f0fadeb48c6af757c2eab05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8d6b0f3a411963f873773a5306cc0c1b92f04f6e3b6cc4a2e548cff30c36f46b
[INFO] running `Command { std: "docker" "start" "-a" "8d6b0f3a411963f873773a5306cc0c1b92f04f6e3b6cc4a2e548cff30c36f46b", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `indent`
[INFO] [stderr]  --> src/lib.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stderr]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `indent`
[INFO] [stderr]  --> src/lib.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stderr]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7-05e6da7b323c8240)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7
[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] [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" "8d6b0f3a411963f873773a5306cc0c1b92f04f6e3b6cc4a2e548cff30c36f46b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d6b0f3a411963f873773a5306cc0c1b92f04f6e3b6cc4a2e548cff30c36f46b", kill_on_drop: false }`
[INFO] [stdout] 8d6b0f3a411963f873773a5306cc0c1b92f04f6e3b6cc4a2e548cff30c36f46b
