[INFO] fetching crate trip 0.1.12...
[INFO] testing trip-0.1.12 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate trip 0.1.12 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate trip 0.1.12 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 trip 0.1.12
[INFO] finished tweaking crates.io crate trip 0.1.12
[INFO] tweaked toml for crates.io crate trip 0.1.12 written to /workspace/builds/worker-1/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-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" "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] 343388d5c2c7c10dac3520682e4b4d43f56c8dbba4beef9f656913bd7f4b2b8f
[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" "343388d5c2c7c10dac3520682e4b4d43f56c8dbba4beef9f656913bd7f4b2b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "343388d5c2c7c10dac3520682e4b4d43f56c8dbba4beef9f656913bd7f4b2b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "343388d5c2c7c10dac3520682e4b4d43f56c8dbba4beef9f656913bd7f4b2b8f", kill_on_drop: false }`
[INFO] [stdout] 343388d5c2c7c10dac3520682e4b4d43f56c8dbba4beef9f656913bd7f4b2b8f
[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" "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] [stdout] fddfb01c469fb58d30de045eeae356f1a925c19b1e26282e08ee22b7e270ad8d
[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" "fddfb01c469fb58d30de045eeae356f1a925c19b1e26282e08ee22b7e270ad8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling trip v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.21s
[INFO] running `Command { std: "docker" "inspect" "fddfb01c469fb58d30de045eeae356f1a925c19b1e26282e08ee22b7e270ad8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fddfb01c469fb58d30de045eeae356f1a925c19b1e26282e08ee22b7e270ad8d", kill_on_drop: false }`
[INFO] [stdout] fddfb01c469fb58d30de045eeae356f1a925c19b1e26282e08ee22b7e270ad8d
[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" "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] 7921a58765f5e9051d60ceb5abeb1e2ae8f562cd9cda7ce8682ce0cab52f739c
[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" "7921a58765f5e9051d60ceb5abeb1e2ae8f562cd9cda7ce8682ce0cab52f739c", kill_on_drop: false }`
[INFO] [stderr]    Compiling trip v0.1.12 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `test`
[INFO] [stdout]     --> src/trip.rs:1743:9
[INFO] [stdout]      |
[INFO] [stdout] 1743 |     use test::Bencher;
[INFO] [stdout]      |         ^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         unresolved import
[INFO] [stdout]      |         help: a similar path exists: `trip::tests::test::test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stdout]     --> src/trip.rs:1755:7
[INFO] [stdout]      |
[INFO] [stdout] 1755 |     #[bench]
[INFO] [stdout]      |       ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(soft_unstable)]` on by default
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `trip`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "7921a58765f5e9051d60ceb5abeb1e2ae8f562cd9cda7ce8682ce0cab52f739c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7921a58765f5e9051d60ceb5abeb1e2ae8f562cd9cda7ce8682ce0cab52f739c", kill_on_drop: false }`
[INFO] [stdout] 7921a58765f5e9051d60ceb5abeb1e2ae8f562cd9cda7ce8682ce0cab52f739c