[INFO] crate substr 1.0.0 is already in cache
[INFO] testing substr-1.0.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate substr 1.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate substr 1.0.0 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 substr 1.0.0
[INFO] finished tweaking crates.io crate substr 1.0.0
[INFO] tweaked toml for crates.io crate substr 1.0.0 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] 3292f71a149e7941472291bd26ed8dff5b4aa7aa5017f7b0124d49f6a01b1a89
[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" "3292f71a149e7941472291bd26ed8dff5b4aa7aa5017f7b0124d49f6a01b1a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3292f71a149e7941472291bd26ed8dff5b4aa7aa5017f7b0124d49f6a01b1a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3292f71a149e7941472291bd26ed8dff5b4aa7aa5017f7b0124d49f6a01b1a89", kill_on_drop: false }`
[INFO] [stdout] 3292f71a149e7941472291bd26ed8dff5b4aa7aa5017f7b0124d49f6a01b1a89
[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] 35578383b658d25ef1686ef2427ac42ae47695ad4c3fa6e1ce78895642b6aa8e
[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" "35578383b658d25ef1686ef2427ac42ae47695ad4c3fa6e1ce78895642b6aa8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling substr v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "35578383b658d25ef1686ef2427ac42ae47695ad4c3fa6e1ce78895642b6aa8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35578383b658d25ef1686ef2427ac42ae47695ad4c3fa6e1ce78895642b6aa8e", kill_on_drop: false }`
[INFO] [stdout] 35578383b658d25ef1686ef2427ac42ae47695ad4c3fa6e1ce78895642b6aa8e
[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] 150e919d7801eb771de966eab2b76959c7763daa0d932c88d9a65f69b6d66b74
[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" "150e919d7801eb771de966eab2b76959c7763daa0d932c88d9a65f69b6d66b74", kill_on_drop: false }`
[INFO] [stderr]    Compiling substr v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "150e919d7801eb771de966eab2b76959c7763daa0d932c88d9a65f69b6d66b74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "150e919d7801eb771de966eab2b76959c7763daa0d932c88d9a65f69b6d66b74", kill_on_drop: false }`
[INFO] [stdout] 150e919d7801eb771de966eab2b76959c7763daa0d932c88d9a65f69b6d66b74
[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", kill_on_drop: false }`
[INFO] [stdout] 15aec1df36ccbd4277f5a69191489df1c364f3fa06e4c0ce19701c1f4d80700d
[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" "15aec1df36ccbd4277f5a69191489df1c364f3fa06e4c0ce19701c1f4d80700d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/substr-91f859545caeddec
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::empty_equality ... ok
[INFO] [stdout] test tests::find_substr ... ok
[INFO] [stdout] test tests::equality ... ok
[INFO] [stdout] test tests::equality_with_different_parents ... ok
[INFO] [stdout] test tests::from_range ... ok
[INFO] [stdout] test tests::to_range ... ok
[INFO] [stdout] test tests::roundtrip_without_contained_child ... ok
[INFO] [stdout] test tests::roundtrip_with_contained_child ... ok
[INFO] [stdout] test tests::roundtrip_preserves_ptr ... ok
[INFO] [stdout] test tests::roundtrip_with_different_parent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests substr
[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" "15aec1df36ccbd4277f5a69191489df1c364f3fa06e4c0ce19701c1f4d80700d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15aec1df36ccbd4277f5a69191489df1c364f3fa06e4c0ce19701c1f4d80700d", kill_on_drop: false }`
[INFO] [stdout] 15aec1df36ccbd4277f5a69191489df1c364f3fa06e4c0ce19701c1f4d80700d