[INFO] fetching crate a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7 1.0.2...
[INFO] testing a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7-1.0.2 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7 1.0.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7 1.0.2 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 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-3/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 a9c83d61c403d9c61afacf405efb10ac776a7c59ed51b63831920654e v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 10335d73dfe9d7fab2c9d0ec1dfcc4ac9aff02820642544ba46640d42081652c
[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" "10335d73dfe9d7fab2c9d0ec1dfcc4ac9aff02820642544ba46640d42081652c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10335d73dfe9d7fab2c9d0ec1dfcc4ac9aff02820642544ba46640d42081652c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10335d73dfe9d7fab2c9d0ec1dfcc4ac9aff02820642544ba46640d42081652c", kill_on_drop: false }`
[INFO] [stdout] 10335d73dfe9d7fab2c9d0ec1dfcc4ac9aff02820642544ba46640d42081652c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 67f68962f6396730103edeb9b08898abca7d03931bf4174a411eb0dd26f9fd5a
[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" "67f68962f6396730103edeb9b08898abca7d03931bf4174a411eb0dd26f9fd5a", 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 0.10s
[INFO] running `Command { std: "docker" "inspect" "67f68962f6396730103edeb9b08898abca7d03931bf4174a411eb0dd26f9fd5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67f68962f6396730103edeb9b08898abca7d03931bf4174a411eb0dd26f9fd5a", kill_on_drop: false }`
[INFO] [stdout] 67f68962f6396730103edeb9b08898abca7d03931bf4174a411eb0dd26f9fd5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fa782c399600a3d39a9f3421134479bfecf80338be20e174832e0fdf71e1d6e3
[INFO] running `Command { std: "docker" "start" "-a" "fa782c399600a3d39a9f3421134479bfecf80338be20e174832e0fdf71e1d6e3", 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 0.45s
[INFO] running `Command { std: "docker" "inspect" "fa782c399600a3d39a9f3421134479bfecf80338be20e174832e0fdf71e1d6e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa782c399600a3d39a9f3421134479bfecf80338be20e174832e0fdf71e1d6e3", kill_on_drop: false }`
[INFO] [stdout] fa782c399600a3d39a9f3421134479bfecf80338be20e174832e0fdf71e1d6e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aed070aadda7d522135c3acdd6eb21a1ed4ebb2fbfb04d890c4d544cc6f9205a
[INFO] running `Command { std: "docker" "start" "-a" "aed070aadda7d522135c3acdd6eb21a1ed4ebb2fbfb04d890c4d544cc6f9205a", 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: `a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7` (lib) generated 1 warning
[INFO] [stderr] warning: `a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7-5f852cdbbb55d4a1)
[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 a8fac3656921b88ff0e30fbc928b6b3e8432a3f191b9bca1c253e7ca7
[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" "aed070aadda7d522135c3acdd6eb21a1ed4ebb2fbfb04d890c4d544cc6f9205a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aed070aadda7d522135c3acdd6eb21a1ed4ebb2fbfb04d890c4d544cc6f9205a", kill_on_drop: false }`
[INFO] [stdout] aed070aadda7d522135c3acdd6eb21a1ed4ebb2fbfb04d890c4d544cc6f9205a