[INFO] fetching crate btwn 0.3.0...
[INFO] testing btwn-0.3.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate btwn 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate btwn 0.3.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate btwn 0.3.0
[INFO] finished tweaking crates.io crate btwn 0.3.0
[INFO] tweaked toml for crates.io crate btwn 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate btwn 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f6ae0052572a762d1e823a8028566684015e5006c0a9b2f2c2578f003964c9c1
[INFO] running `"docker" "start" "-a" "f6ae0052572a762d1e823a8028566684015e5006c0a9b2f2c2578f003964c9c1"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.6
[INFO] [stderr]    Compiling structopt v0.3.13
[INFO] [stderr]    Compiling btwn v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.85s
[INFO] running `"docker" "inspect" "f6ae0052572a762d1e823a8028566684015e5006c0a9b2f2c2578f003964c9c1"`
[INFO] running `"docker" "rm" "-f" "f6ae0052572a762d1e823a8028566684015e5006c0a9b2f2c2578f003964c9c1"`
[INFO] [stdout] f6ae0052572a762d1e823a8028566684015e5006c0a9b2f2c2578f003964c9c1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 23c6e1656e36681eb9690082c6940ebae9994059f13e1b342fd438de7c12b6d4
[INFO] running `"docker" "start" "-a" "23c6e1656e36681eb9690082c6940ebae9994059f13e1b342fd438de7c12b6d4"`
[INFO] [stderr]    Compiling btwn v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "23c6e1656e36681eb9690082c6940ebae9994059f13e1b342fd438de7c12b6d4"`
[INFO] running `"docker" "rm" "-f" "23c6e1656e36681eb9690082c6940ebae9994059f13e1b342fd438de7c12b6d4"`
[INFO] [stdout] 23c6e1656e36681eb9690082c6940ebae9994059f13e1b342fd438de7c12b6d4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ed8408d5a74c9f510c7b51686ee7319dfa8e146dae5d256b37d6b7cc24670386
[INFO] running `"docker" "start" "-a" "ed8408d5a74c9f510c7b51686ee7319dfa8e146dae5d256b37d6b7cc24670386"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/btwn-5b536428ce8dc1cc
[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 `"docker" "inspect" "ed8408d5a74c9f510c7b51686ee7319dfa8e146dae5d256b37d6b7cc24670386"`
[INFO] running `"docker" "rm" "-f" "ed8408d5a74c9f510c7b51686ee7319dfa8e146dae5d256b37d6b7cc24670386"`
[INFO] [stdout] ed8408d5a74c9f510c7b51686ee7319dfa8e146dae5d256b37d6b7cc24670386