[INFO] fetching crate a5d242220f7f25178acf3b9f2f43e08121ef4ea3b67c08585e7fc94ab 0.0.2...
[INFO] testing a5d242220f7f25178acf3b9f2f43e08121ef4ea3b67c08585e7fc94ab-0.0.2 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate a5d242220f7f25178acf3b9f2f43e08121ef4ea3b67c08585e7fc94ab 0.0.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate a5d242220f7f25178acf3b9f2f43e08121ef4ea3b67c08585e7fc94ab 0.0.2 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate a5d242220f7f25178acf3b9f2f43e08121ef4ea3b67c08585e7fc94ab 0.0.2
[INFO] finished tweaking crates.io crate a5d242220f7f25178acf3b9f2f43e08121ef4ea3b67c08585e7fc94ab 0.0.2
[INFO] tweaked toml for crates.io crate a5d242220f7f25178acf3b9f2f43e08121ef4ea3b67c08585e7fc94ab 0.0.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aaccd987c5ef83481d6f63eb63c835e61c02443986457edbbfc53aaec v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4ad83fb5b1f3f79d1ae811dc3ab2b026aec921960df12b28a26b349985a3391
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d4ad83fb5b1f3f79d1ae811dc3ab2b026aec921960df12b28a26b349985a3391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4ad83fb5b1f3f79d1ae811dc3ab2b026aec921960df12b28a26b349985a3391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4ad83fb5b1f3f79d1ae811dc3ab2b026aec921960df12b28a26b349985a3391", kill_on_drop: false }`
[INFO] [stdout] d4ad83fb5b1f3f79d1ae811dc3ab2b026aec921960df12b28a26b349985a3391
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfe4edeb3215c30e8c03f664875388ce4534d72b9ffbc50187558fe7eebd0f61
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dfe4edeb3215c30e8c03f664875388ce4534d72b9ffbc50187558fe7eebd0f61", kill_on_drop: false }`
[INFO] [stderr]    Compiling aaccd987c5ef83481d6f63eb63c835e61c02443986457edbbfc53aaec v0.0.1
[INFO] [stderr]    Compiling a5d242220f7f25178acf3b9f2f43e08121ef4ea3b67c08585e7fc94ab v0.0.2 (/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 0.21s
[INFO] running `Command { std: "docker" "inspect" "dfe4edeb3215c30e8c03f664875388ce4534d72b9ffbc50187558fe7eebd0f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfe4edeb3215c30e8c03f664875388ce4534d72b9ffbc50187558fe7eebd0f61", kill_on_drop: false }`
[INFO] [stdout] dfe4edeb3215c30e8c03f664875388ce4534d72b9ffbc50187558fe7eebd0f61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b98e0832f6699f2b0bea7fdd68ebe47291039eae52da8fd6e39125b8ecddf2d6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b98e0832f6699f2b0bea7fdd68ebe47291039eae52da8fd6e39125b8ecddf2d6", kill_on_drop: false }`
[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] [stderr]    Compiling a5d242220f7f25178acf3b9f2f43e08121ef4ea3b67c08585e7fc94ab v0.0.2 (/opt/rustwide/workdir)
[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 0.30s
[INFO] running `Command { std: "docker" "inspect" "b98e0832f6699f2b0bea7fdd68ebe47291039eae52da8fd6e39125b8ecddf2d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b98e0832f6699f2b0bea7fdd68ebe47291039eae52da8fd6e39125b8ecddf2d6", kill_on_drop: false }`
[INFO] [stdout] b98e0832f6699f2b0bea7fdd68ebe47291039eae52da8fd6e39125b8ecddf2d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ca5072fe6cbbb0bb0c2c751e6fd44c34aa78723bdce7ef88229c6f5882d53237
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ca5072fe6cbbb0bb0c2c751e6fd44c34aa78723bdce7ef88229c6f5882d53237", 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: `a5d242220f7f25178acf3b9f2f43e08121ef4ea3b67c08585e7fc94ab` (lib) generated 1 warning
[INFO] [stderr] warning: `a5d242220f7f25178acf3b9f2f43e08121ef4ea3b67c08585e7fc94ab` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/a5d242220f7f25178acf3b9f2f43e08121ef4ea3b67c08585e7fc94ab-bcef1e448fc4ac55)
[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] [stderr]    Doc-tests a5d242220f7f25178acf3b9f2f43e08121ef4ea3b67c08585e7fc94ab
[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" "ca5072fe6cbbb0bb0c2c751e6fd44c34aa78723bdce7ef88229c6f5882d53237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca5072fe6cbbb0bb0c2c751e6fd44c34aa78723bdce7ef88229c6f5882d53237", kill_on_drop: false }`
[INFO] [stdout] ca5072fe6cbbb0bb0c2c751e6fd44c34aa78723bdce7ef88229c6f5882d53237