[INFO] fetching crate gcmap 0.1.4...
[INFO] testing gcmap-0.1.4 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate gcmap 0.1.4 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate gcmap 0.1.4 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-83/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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" "+beta-2021-08-01" "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-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f7966ddd4eee8d097f7779a52dbd4576393307bce323678b3f2f78bb9eb5f0d
[INFO] running `Command { std: "docker" "start" "-a" "3f7966ddd4eee8d097f7779a52dbd4576393307bce323678b3f2f78bb9eb5f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f7966ddd4eee8d097f7779a52dbd4576393307bce323678b3f2f78bb9eb5f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f7966ddd4eee8d097f7779a52dbd4576393307bce323678b3f2f78bb9eb5f0d", kill_on_drop: false }`
[INFO] [stdout] 3f7966ddd4eee8d097f7779a52dbd4576393307bce323678b3f2f78bb9eb5f0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efb29f5cd6c4fb816a0c8be9b9d29957b8dd67c57d0f061904c09776c7479cec
[INFO] running `Command { std: "docker" "start" "-a" "efb29f5cd6c4fb816a0c8be9b9d29957b8dd67c57d0f061904c09776c7479cec", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcmap v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "efb29f5cd6c4fb816a0c8be9b9d29957b8dd67c57d0f061904c09776c7479cec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb29f5cd6c4fb816a0c8be9b9d29957b8dd67c57d0f061904c09776c7479cec", kill_on_drop: false }`
[INFO] [stdout] efb29f5cd6c4fb816a0c8be9b9d29957b8dd67c57d0f061904c09776c7479cec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b8c294167985e4e5a7f5716c4272ec9164a4f8109ec70582ebfb8ad499e7b71
[INFO] running `Command { std: "docker" "start" "-a" "9b8c294167985e4e5a7f5716c4272ec9164a4f8109ec70582ebfb8ad499e7b71", 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 3.90s
[INFO] running `Command { std: "docker" "inspect" "9b8c294167985e4e5a7f5716c4272ec9164a4f8109ec70582ebfb8ad499e7b71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b8c294167985e4e5a7f5716c4272ec9164a4f8109ec70582ebfb8ad499e7b71", kill_on_drop: false }`
[INFO] [stdout] 9b8c294167985e4e5a7f5716c4272ec9164a4f8109ec70582ebfb8ad499e7b71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 95283fdf2e2c9b32a17e74824ffad2985ac5025efc2188fbd1b48f5085ffc24c
[INFO] running `Command { std: "docker" "start" "-a" "95283fdf2e2c9b32a17e74824ffad2985ac5025efc2188fbd1b48f5085ffc24c", 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 0.70s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gcmap-d4f01d6da60b0b1c)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test entry ... ok
[INFO] [stdout] test iter ... ok
[INFO] [stderr]    Doc-tests gcmap
[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] [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" "95283fdf2e2c9b32a17e74824ffad2985ac5025efc2188fbd1b48f5085ffc24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95283fdf2e2c9b32a17e74824ffad2985ac5025efc2188fbd1b48f5085ffc24c", kill_on_drop: false }`
[INFO] [stdout] 95283fdf2e2c9b32a17e74824ffad2985ac5025efc2188fbd1b48f5085ffc24c
