[INFO] fetching crate slist 0.1.2...
[INFO] testing slist-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate slist 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate slist 0.1.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slist 0.1.2
[INFO] finished tweaking crates.io crate slist 0.1.2
[INFO] tweaked toml for crates.io crate slist 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a136d931e2058dccc3a603c387ae2effeb0cd16c6a95725b33a48a39df379f0d
[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" "a136d931e2058dccc3a603c387ae2effeb0cd16c6a95725b33a48a39df379f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a136d931e2058dccc3a603c387ae2effeb0cd16c6a95725b33a48a39df379f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a136d931e2058dccc3a603c387ae2effeb0cd16c6a95725b33a48a39df379f0d", kill_on_drop: false }`
[INFO] [stdout] a136d931e2058dccc3a603c387ae2effeb0cd16c6a95725b33a48a39df379f0d
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3988fb8a5e33246fab94aff4c50c4433aa3bd571296e060a62531f1433b7643
[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" "b3988fb8a5e33246fab94aff4c50c4433aa3bd571296e060a62531f1433b7643", kill_on_drop: false }`
[INFO] [stderr]    Compiling slist-derive v0.1.0
[INFO] [stderr]    Compiling slist v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "b3988fb8a5e33246fab94aff4c50c4433aa3bd571296e060a62531f1433b7643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3988fb8a5e33246fab94aff4c50c4433aa3bd571296e060a62531f1433b7643", kill_on_drop: false }`
[INFO] [stdout] b3988fb8a5e33246fab94aff4c50c4433aa3bd571296e060a62531f1433b7643
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] ef6f04ef765fa51d3d38a1150e9f5acb222ad911b912e56b4f0954690e516614
[INFO] running `Command { std: "docker" "start" "-a" "ef6f04ef765fa51d3d38a1150e9f5acb222ad911b912e56b4f0954690e516614", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling slist v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "ef6f04ef765fa51d3d38a1150e9f5acb222ad911b912e56b4f0954690e516614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef6f04ef765fa51d3d38a1150e9f5acb222ad911b912e56b4f0954690e516614", kill_on_drop: false }`
[INFO] [stdout] ef6f04ef765fa51d3d38a1150e9f5acb222ad911b912e56b4f0954690e516614
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 299e0e0a4bcaefd13676109be698b2a9f0db954fb72df1c8cceb19dc0da9a672
[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" "299e0e0a4bcaefd13676109be698b2a9f0db954fb72df1c8cceb19dc0da9a672", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/slist-7dc72a047b351b8e
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests slist
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/map.rs - map::SlistMap::filter_map (line 15) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] test src/lib.rs - slist (line 573) ... ok
[INFO] [stdout] test src/lib.rs - slist (line 555) ... ok
[INFO] [stdout] test src/flatten.rs - flatten::SlistFlatten::flatten (line 16) ... ok
[INFO] [stdout] test src/lib.rs - slist (line 565) ... ok
[INFO] [stdout] test src/lib.rs - (line 61) ... ok
[INFO] [stdout] test src/lib.rs - (line 48) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 30) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 30)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 9 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "299e0e0a4bcaefd13676109be698b2a9f0db954fb72df1c8cceb19dc0da9a672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "299e0e0a4bcaefd13676109be698b2a9f0db954fb72df1c8cceb19dc0da9a672", kill_on_drop: false }`
[INFO] [stdout] 299e0e0a4bcaefd13676109be698b2a9f0db954fb72df1c8cceb19dc0da9a672