[INFO] fetching crate file-seq 0.2.0...
[INFO] testing file-seq-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate file-seq 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate file-seq 0.2.0 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 file-seq 0.2.0
[INFO] finished tweaking crates.io crate file-seq 0.2.0
[INFO] tweaked toml for crates.io crate file-seq 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] c42f98cf63f287a756a0e64b981209974fed7def0bfd6d73e2422e684fedfe07
[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" "c42f98cf63f287a756a0e64b981209974fed7def0bfd6d73e2422e684fedfe07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c42f98cf63f287a756a0e64b981209974fed7def0bfd6d73e2422e684fedfe07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c42f98cf63f287a756a0e64b981209974fed7def0bfd6d73e2422e684fedfe07", kill_on_drop: false }`
[INFO] [stdout] c42f98cf63f287a756a0e64b981209974fed7def0bfd6d73e2422e684fedfe07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 8c4b5a4527d0d835c202dca80b23ccd28487cf24f5f840a246f56ff1ca1f7973
[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" "8c4b5a4527d0d835c202dca80b23ccd28487cf24f5f840a246f56ff1ca1f7973", kill_on_drop: false }`
[INFO] [stderr]    Compiling file-seq v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "8c4b5a4527d0d835c202dca80b23ccd28487cf24f5f840a246f56ff1ca1f7973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c4b5a4527d0d835c202dca80b23ccd28487cf24f5f840a246f56ff1ca1f7973", kill_on_drop: false }`
[INFO] [stdout] 8c4b5a4527d0d835c202dca80b23ccd28487cf24f5f840a246f56ff1ca1f7973
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] ef0435a70bb5f08044124cb44354f89c1b1f56125aaa0f2e9f727606b88b5f24
[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" "ef0435a70bb5f08044124cb44354f89c1b1f56125aaa0f2e9f727606b88b5f24", kill_on_drop: false }`
[INFO] [stderr]    Compiling file-seq v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "ef0435a70bb5f08044124cb44354f89c1b1f56125aaa0f2e9f727606b88b5f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef0435a70bb5f08044124cb44354f89c1b1f56125aaa0f2e9f727606b88b5f24", kill_on_drop: false }`
[INFO] [stdout] ef0435a70bb5f08044124cb44354f89c1b1f56125aaa0f2e9f727606b88b5f24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] a59a4a9e0550670323f9b538501bcc61999a2836c88699b40dd9fb57dc5ac6f4
[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" "a59a4a9e0550670323f9b538501bcc61999a2836c88699b40dd9fb57dc5ac6f4", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/file_seq-cba457e78ebbbf43
[INFO] [stdout] test tests::should_increment_and_get ... ok
[INFO] [stderr]    Doc-tests file-seq
[INFO] [stdout] test tests::should_delete ... ok
[INFO] [stdout] test tests::should_cycle_seq_files ... ok
[INFO] [stdout] test tests::should_store_initial_seq_correctly ... ok
[INFO] [stdout] test tests::should_get_and_increment ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - FileSeq::get_and_increment (line 99) ... ok
[INFO] [stdout] test src/lib.rs - FileSeq::increment_and_get (line 122) ... ok
[INFO] [stdout] test src/lib.rs - FileSeq::value (line 144) ... ok
[INFO] [stdout] test src/lib.rs - FileSeq::delete (line 72) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a59a4a9e0550670323f9b538501bcc61999a2836c88699b40dd9fb57dc5ac6f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a59a4a9e0550670323f9b538501bcc61999a2836c88699b40dd9fb57dc5ac6f4", kill_on_drop: false }`
[INFO] [stdout] a59a4a9e0550670323f9b538501bcc61999a2836c88699b40dd9fb57dc5ac6f4