[INFO] fetching crate gcmap 0.1.4...
[INFO] testing gcmap-0.1.4 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate gcmap 0.1.4 into /workspace/builds/worker-82/source
[INFO] validating manifest of crates.io crate gcmap 0.1.4 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gcmap 0.1.4
[INFO] finished tweaking crates.io crate gcmap 0.1.4
[INFO] tweaked toml for crates.io crate gcmap 0.1.4 written to /workspace/builds/worker-82/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67b58123d413493b87a66111127a3a06181323a8677ea8f5cdc2373c15377411
[INFO] running `Command { std: "docker" "start" "-a" "67b58123d413493b87a66111127a3a06181323a8677ea8f5cdc2373c15377411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67b58123d413493b87a66111127a3a06181323a8677ea8f5cdc2373c15377411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67b58123d413493b87a66111127a3a06181323a8677ea8f5cdc2373c15377411", kill_on_drop: false }`
[INFO] [stdout] 67b58123d413493b87a66111127a3a06181323a8677ea8f5cdc2373c15377411
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8476c3d956cf753cd9178157f49eec599e9f83dcc9509ebe053d8ce684ccf194
[INFO] running `Command { std: "docker" "start" "-a" "8476c3d956cf753cd9178157f49eec599e9f83dcc9509ebe053d8ce684ccf194", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcmap v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "8476c3d956cf753cd9178157f49eec599e9f83dcc9509ebe053d8ce684ccf194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8476c3d956cf753cd9178157f49eec599e9f83dcc9509ebe053d8ce684ccf194", kill_on_drop: false }`
[INFO] [stdout] 8476c3d956cf753cd9178157f49eec599e9f83dcc9509ebe053d8ce684ccf194
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 759d6dc694ff1b5648d278ce2e55169f8443795d74030bb0d7eff3508e95d97d
[INFO] running `Command { std: "docker" "start" "-a" "759d6dc694ff1b5648d278ce2e55169f8443795d74030bb0d7eff3508e95d97d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gcmap v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `mark`
[INFO] [stdout]    --> src/lib.rs:224:10
[INFO] [stdout]     |
[INFO] [stdout] 224 |     let (mark, _) = wm.insert(2, 8);
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_mark`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mark`
[INFO] [stdout]    --> src/lib.rs:251:47
[INFO] [stdout]     |
[INFO] [stdout] 251 |         let val = wm.entry(1).or_insert_with(|mark|2);
[INFO] [stdout]     |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_mark`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "759d6dc694ff1b5648d278ce2e55169f8443795d74030bb0d7eff3508e95d97d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "759d6dc694ff1b5648d278ce2e55169f8443795d74030bb0d7eff3508e95d97d", kill_on_drop: false }`
[INFO] [stdout] 759d6dc694ff1b5648d278ce2e55169f8443795d74030bb0d7eff3508e95d97d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f9bc54257de4f2dcfc1231c9e8e2b4e8e75dbd691d612af262017f5c6c00460
[INFO] running `Command { std: "docker" "start" "-a" "4f9bc54257de4f2dcfc1231c9e8e2b4e8e75dbd691d612af262017f5c6c00460", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `mark`
[INFO] [stderr]    --> src/lib.rs:224:10
[INFO] [stderr]     |
[INFO] [stderr] 224 |     let (mark, _) = wm.insert(2, 8);
[INFO] [stderr]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_mark`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mark`
[INFO] [stderr]    --> src/lib.rs:251:47
[INFO] [stderr]     |
[INFO] [stderr] 251 |         let val = wm.entry(1).or_insert_with(|mark|2);
[INFO] [stderr]     |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_mark`
[INFO] [stderr] 
[INFO] [stderr] warning: `gcmap` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gcmap-f766ef504c9cc52a)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test entry ... ok
[INFO] [stdout] test iter ... ok
[INFO] [stdout] test foo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.95s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gcmap
[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" "4f9bc54257de4f2dcfc1231c9e8e2b4e8e75dbd691d612af262017f5c6c00460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f9bc54257de4f2dcfc1231c9e8e2b4e8e75dbd691d612af262017f5c6c00460", kill_on_drop: false }`
[INFO] [stdout] 4f9bc54257de4f2dcfc1231c9e8e2b4e8e75dbd691d612af262017f5c6c00460