[INFO] fetching crate opener 0.5.0...
[INFO] testing opener-0.5.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate opener 0.5.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate opener 0.5.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate opener 0.5.0
[INFO] finished tweaking crates.io crate opener 0.5.0
[INFO] tweaked toml for crates.io crate opener 0.5.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6633a668d2040b1a789a3835588a6ea60871afe49949ba4f104dd49b1db65042
[INFO] running `Command { std: "docker" "start" "-a" "6633a668d2040b1a789a3835588a6ea60871afe49949ba4f104dd49b1db65042", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6633a668d2040b1a789a3835588a6ea60871afe49949ba4f104dd49b1db65042", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6633a668d2040b1a789a3835588a6ea60871afe49949ba4f104dd49b1db65042", kill_on_drop: false }`
[INFO] [stdout] 6633a668d2040b1a789a3835588a6ea60871afe49949ba4f104dd49b1db65042
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3a92fd7999b24f6495b41eb7c192f174b840c38de14f999fbaf2bdf773b176a
[INFO] running `Command { std: "docker" "start" "-a" "a3a92fd7999b24f6495b41eb7c192f174b840c38de14f999fbaf2bdf773b176a", kill_on_drop: false }`
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling opener v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `Command { std: "docker" "inspect" "a3a92fd7999b24f6495b41eb7c192f174b840c38de14f999fbaf2bdf773b176a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a92fd7999b24f6495b41eb7c192f174b840c38de14f999fbaf2bdf773b176a", kill_on_drop: false }`
[INFO] [stdout] a3a92fd7999b24f6495b41eb7c192f174b840c38de14f999fbaf2bdf773b176a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb8e9d157dced645dc549ffc4c27835ffe07a2d6dab0d061f2e7f91a49cca342
[INFO] running `Command { std: "docker" "start" "-a" "fb8e9d157dced645dc549ffc4c27835ffe07a2d6dab0d061f2e7f91a49cca342", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling semver-parser v0.9.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling version-sync v0.9.2
[INFO] [stderr]    Compiling opener v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.65s
[INFO] running `Command { std: "docker" "inspect" "fb8e9d157dced645dc549ffc4c27835ffe07a2d6dab0d061f2e7f91a49cca342", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb8e9d157dced645dc549ffc4c27835ffe07a2d6dab0d061f2e7f91a49cca342", kill_on_drop: false }`
[INFO] [stdout] fb8e9d157dced645dc549ffc4c27835ffe07a2d6dab0d061f2e7f91a49cca342
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3b9f50450229f94ffbecefde254db7b7ff8bd7fc921bb9af9ec9a00bc15674bc
[INFO] running `Command { std: "docker" "start" "-a" "3b9f50450229f94ffbecefde254db7b7ff8bd7fc921bb9af9ec9a00bc15674bc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/opener-9b8ffee5b1ed59f3)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/version-numbers.rs (/opt/rustwide/target/debug/deps/version_numbers-ed4dbdf8582fe552)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests opener
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 6) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3b9f50450229f94ffbecefde254db7b7ff8bd7fc921bb9af9ec9a00bc15674bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b9f50450229f94ffbecefde254db7b7ff8bd7fc921bb9af9ec9a00bc15674bc", kill_on_drop: false }`
[INFO] [stdout] 3b9f50450229f94ffbecefde254db7b7ff8bd7fc921bb9af9ec9a00bc15674bc