[INFO] fetching crate purple_flower_fun_dance 0.1.1...
[INFO] testing purple_flower_fun_dance-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate purple_flower_fun_dance 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate purple_flower_fun_dance 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate purple_flower_fun_dance 0.1.1
[INFO] finished tweaking crates.io crate purple_flower_fun_dance 0.1.1
[INFO] tweaked toml for crates.io crate purple_flower_fun_dance 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate purple_flower_fun_dance 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f94a13b89cbc57282c05a5f8600c85f386943660edc6fc01b97b3ebd3f81b01
[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" "4f94a13b89cbc57282c05a5f8600c85f386943660edc6fc01b97b3ebd3f81b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f94a13b89cbc57282c05a5f8600c85f386943660edc6fc01b97b3ebd3f81b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f94a13b89cbc57282c05a5f8600c85f386943660edc6fc01b97b3ebd3f81b01", kill_on_drop: false }`
[INFO] [stdout] 4f94a13b89cbc57282c05a5f8600c85f386943660edc6fc01b97b3ebd3f81b01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8327f055b5d9f7cc5fc262c510243ee2b8c1abfb2f1e9697b5d0afa16666354d
[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" "8327f055b5d9f7cc5fc262c510243ee2b8c1abfb2f1e9697b5d0afa16666354d", kill_on_drop: false }`
[INFO] [stderr]    Compiling purple_flower_fun_dance v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "8327f055b5d9f7cc5fc262c510243ee2b8c1abfb2f1e9697b5d0afa16666354d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8327f055b5d9f7cc5fc262c510243ee2b8c1abfb2f1e9697b5d0afa16666354d", kill_on_drop: false }`
[INFO] [stdout] 8327f055b5d9f7cc5fc262c510243ee2b8c1abfb2f1e9697b5d0afa16666354d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 415125cb14589eddb4ae97d55a22220f6e304ea4891b858afcb67fe06826980f
[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" "415125cb14589eddb4ae97d55a22220f6e304ea4891b858afcb67fe06826980f", kill_on_drop: false }`
[INFO] [stderr]    Compiling purple_flower_fun_dance v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "415125cb14589eddb4ae97d55a22220f6e304ea4891b858afcb67fe06826980f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "415125cb14589eddb4ae97d55a22220f6e304ea4891b858afcb67fe06826980f", kill_on_drop: false }`
[INFO] [stdout] 415125cb14589eddb4ae97d55a22220f6e304ea4891b858afcb67fe06826980f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] edb5d5d333e163249db44600bbc6bb0c8b5b35b9f582f6451118e26554d9f36e
[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" "edb5d5d333e163249db44600bbc6bb0c8b5b35b9f582f6451118e26554d9f36e", 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/purple_flower_fun_dance-09e54cc91484488e
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/purple_flower_fun_dance-35be7ad8d8a64c8e
[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] [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 purple_flower_fun_dance
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - add_one (line 10) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - add_one (line 10) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `doc`
[INFO] [stdout]  --> src/lib.rs:12:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | let answer = doc::add_one(arg);
[INFO] [stdout]   |              ^^^ use of undeclared crate or module `doc`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - add_one (line 10)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "edb5d5d333e163249db44600bbc6bb0c8b5b35b9f582f6451118e26554d9f36e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edb5d5d333e163249db44600bbc6bb0c8b5b35b9f582f6451118e26554d9f36e", kill_on_drop: false }`
[INFO] [stdout] edb5d5d333e163249db44600bbc6bb0c8b5b35b9f582f6451118e26554d9f36e