[INFO] crate o2tk 0.0.0 is already in cache
[INFO] testing o2tk-0.0.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate o2tk 0.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate o2tk 0.0.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate o2tk 0.0.0
[INFO] finished tweaking crates.io crate o2tk 0.0.0
[INFO] tweaked toml for crates.io crate o2tk 0.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "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" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83be24f5f8b122b6c55e06b59a0fa5f63f756d2fc8e71bcc00e3e0862948ec1c
[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" "83be24f5f8b122b6c55e06b59a0fa5f63f756d2fc8e71bcc00e3e0862948ec1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83be24f5f8b122b6c55e06b59a0fa5f63f756d2fc8e71bcc00e3e0862948ec1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83be24f5f8b122b6c55e06b59a0fa5f63f756d2fc8e71bcc00e3e0862948ec1c", kill_on_drop: false }`
[INFO] [stdout] 83be24f5f8b122b6c55e06b59a0fa5f63f756d2fc8e71bcc00e3e0862948ec1c
[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" "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" "+beta-2020-07-24" "build" "--frozen" "--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] 37de676db5c8d6e8e8e95daf905a94b464ad03c8064107b70cf5d44f0d2f7ce6
[INFO] running `Command { std: "docker" "start" "-a" "37de676db5c8d6e8e8e95daf905a94b464ad03c8064107b70cf5d44f0d2f7ce6", kill_on_drop: false }`
[INFO] [stderr]    Compiling o2tk v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "37de676db5c8d6e8e8e95daf905a94b464ad03c8064107b70cf5d44f0d2f7ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37de676db5c8d6e8e8e95daf905a94b464ad03c8064107b70cf5d44f0d2f7ce6", kill_on_drop: false }`
[INFO] [stdout] 37de676db5c8d6e8e8e95daf905a94b464ad03c8064107b70cf5d44f0d2f7ce6
[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" "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" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cedd43a22f7f27f91eb3383a3c68ac69895703353b49f116a64b5f793e04347a
[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" "cedd43a22f7f27f91eb3383a3c68ac69895703353b49f116a64b5f793e04347a", kill_on_drop: false }`
[INFO] [stderr]    Compiling o2tk v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "cedd43a22f7f27f91eb3383a3c68ac69895703353b49f116a64b5f793e04347a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cedd43a22f7f27f91eb3383a3c68ac69895703353b49f116a64b5f793e04347a", kill_on_drop: false }`
[INFO] [stdout] cedd43a22f7f27f91eb3383a3c68ac69895703353b49f116a64b5f793e04347a
[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" "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" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0fa9df77bbace7322638b8ece2bbd1bfcf2cf8f82f362ad84c9ad82a63a4468d
[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" "0fa9df77bbace7322638b8ece2bbd1bfcf2cf8f82f362ad84c9ad82a63a4468d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/o2tk-1817ef6353fea32a
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests o2tk
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0fa9df77bbace7322638b8ece2bbd1bfcf2cf8f82f362ad84c9ad82a63a4468d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fa9df77bbace7322638b8ece2bbd1bfcf2cf8f82f362ad84c9ad82a63a4468d", kill_on_drop: false }`
[INFO] [stdout] 0fa9df77bbace7322638b8ece2bbd1bfcf2cf8f82f362ad84c9ad82a63a4468d