[INFO] fetching crate serde-single-key-map 0.1.0...
[INFO] testing serde-single-key-map-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate serde-single-key-map 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate serde-single-key-map 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde-single-key-map 0.1.0
[INFO] finished tweaking crates.io crate serde-single-key-map 0.1.0
[INFO] tweaked toml for crates.io crate serde-single-key-map 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c034fd836e756f6aef36e447941b80bd3b48c4160ea840e8a182035148743a8d
[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" "c034fd836e756f6aef36e447941b80bd3b48c4160ea840e8a182035148743a8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c034fd836e756f6aef36e447941b80bd3b48c4160ea840e8a182035148743a8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c034fd836e756f6aef36e447941b80bd3b48c4160ea840e8a182035148743a8d", kill_on_drop: false }`
[INFO] [stdout] c034fd836e756f6aef36e447941b80bd3b48c4160ea840e8a182035148743a8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f13467225d8937c1167f6534c9bbf54f1451d6ef1e1493033cbba8f7ad6a52ee
[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" "f13467225d8937c1167f6534c9bbf54f1451d6ef1e1493033cbba8f7ad6a52ee", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde-single-key-map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "f13467225d8937c1167f6534c9bbf54f1451d6ef1e1493033cbba8f7ad6a52ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f13467225d8937c1167f6534c9bbf54f1451d6ef1e1493033cbba8f7ad6a52ee", kill_on_drop: false }`
[INFO] [stdout] f13467225d8937c1167f6534c9bbf54f1451d6ef1e1493033cbba8f7ad6a52ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eec8ffdba0bd8f9900776242549ba43bfcc4425b0af01aeff397b54fe6fbd96b
[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" "eec8ffdba0bd8f9900776242549ba43bfcc4425b0af01aeff397b54fe6fbd96b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde-single-key-map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "eec8ffdba0bd8f9900776242549ba43bfcc4425b0af01aeff397b54fe6fbd96b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec8ffdba0bd8f9900776242549ba43bfcc4425b0af01aeff397b54fe6fbd96b", kill_on_drop: false }`
[INFO] [stdout] eec8ffdba0bd8f9900776242549ba43bfcc4425b0af01aeff397b54fe6fbd96b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] a5eb2438dbd868f93af55e2ef8fde6f78bb9e4f43ca4d2dc2e8f9354c4bc891d
[INFO] running `Command { std: "docker" "start" "-a" "a5eb2438dbd868f93af55e2ef8fde6f78bb9e4f43ca4d2dc2e8f9354c4bc891d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_single_key_map-43a96663d72b6467)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_deserialize ... ok
[INFO] [stderr]    Doc-tests serde-single-key-map
[INFO] [stdout] test tests::test_deserialize_with_empty_map - should panic ... ok
[INFO] [stdout] test tests::test_deserialize_with_multiple_keys - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 13) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a5eb2438dbd868f93af55e2ef8fde6f78bb9e4f43ca4d2dc2e8f9354c4bc891d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5eb2438dbd868f93af55e2ef8fde6f78bb9e4f43ca4d2dc2e8f9354c4bc891d", kill_on_drop: false }`
[INFO] [stdout] a5eb2438dbd868f93af55e2ef8fde6f78bb9e4f43ca4d2dc2e8f9354c4bc891d