[INFO] crate recfiles 0.1.0 is already in cache
[INFO] testing recfiles-0.1.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate recfiles 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate recfiles 0.1.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate recfiles 0.1.0
[INFO] finished tweaking crates.io crate recfiles 0.1.0
[INFO] tweaked toml for crates.io crate recfiles 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df9fa2c865dce3945462e34de01717c954d5495f427a672f948dc2e2be5dbe65
[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" "df9fa2c865dce3945462e34de01717c954d5495f427a672f948dc2e2be5dbe65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df9fa2c865dce3945462e34de01717c954d5495f427a672f948dc2e2be5dbe65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df9fa2c865dce3945462e34de01717c954d5495f427a672f948dc2e2be5dbe65", kill_on_drop: false }`
[INFO] [stdout] df9fa2c865dce3945462e34de01717c954d5495f427a672f948dc2e2be5dbe65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca85e18870c197b2329ee1e6cdaa8f84750f2faac84be27c83747a61097e913e
[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" "ca85e18870c197b2329ee1e6cdaa8f84750f2faac84be27c83747a61097e913e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling recfiles v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "ca85e18870c197b2329ee1e6cdaa8f84750f2faac84be27c83747a61097e913e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca85e18870c197b2329ee1e6cdaa8f84750f2faac84be27c83747a61097e913e", kill_on_drop: false }`
[INFO] [stdout] ca85e18870c197b2329ee1e6cdaa8f84750f2faac84be27c83747a61097e913e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26f9b7fff9f92c127e5092547ba2bdc36d9c909f698d1f1eb1ce8a9d0e4ed164
[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" "26f9b7fff9f92c127e5092547ba2bdc36d9c909f698d1f1eb1ce8a9d0e4ed164", kill_on_drop: false }`
[INFO] [stderr]    Compiling recfiles v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `serde_rec`
[INFO] [stdout]   --> src/descriptor.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     extern crate serde_rec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `recfiles`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "26f9b7fff9f92c127e5092547ba2bdc36d9c909f698d1f1eb1ce8a9d0e4ed164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26f9b7fff9f92c127e5092547ba2bdc36d9c909f698d1f1eb1ce8a9d0e4ed164", kill_on_drop: false }`
[INFO] [stdout] 26f9b7fff9f92c127e5092547ba2bdc36d9c909f698d1f1eb1ce8a9d0e4ed164