[INFO] fetching crate url-prefix 2.0.1...
[INFO] testing url-prefix-2.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate url-prefix 2.0.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate url-prefix 2.0.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate url-prefix 2.0.1
[INFO] finished tweaking crates.io crate url-prefix 2.0.1
[INFO] tweaked toml for crates.io crate url-prefix 2.0.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e293030ea312cabec8dff1192300bcb30c549a5975d6f1cd7c461b1825c9d1c
[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" "7e293030ea312cabec8dff1192300bcb30c549a5975d6f1cd7c461b1825c9d1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e293030ea312cabec8dff1192300bcb30c549a5975d6f1cd7c461b1825c9d1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e293030ea312cabec8dff1192300bcb30c549a5975d6f1cd7c461b1825c9d1c", kill_on_drop: false }`
[INFO] [stdout] 7e293030ea312cabec8dff1192300bcb30c549a5975d6f1cd7c461b1825c9d1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c8a22b2d46835062a142fa758e0fe27f0e26e9c47ea11c405b2e6f01317ddf5
[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" "6c8a22b2d46835062a142fa758e0fe27f0e26e9c47ea11c405b2e6f01317ddf5", kill_on_drop: false }`
[INFO] [stderr]    Compiling slash-formatter v3.1.1
[INFO] [stderr]    Compiling concat-with v0.2.5
[INFO] [stderr]    Compiling url-prefix v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "6c8a22b2d46835062a142fa758e0fe27f0e26e9c47ea11c405b2e6f01317ddf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c8a22b2d46835062a142fa758e0fe27f0e26e9c47ea11c405b2e6f01317ddf5", kill_on_drop: false }`
[INFO] [stdout] 6c8a22b2d46835062a142fa758e0fe27f0e26e9c47ea11c405b2e6f01317ddf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--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] 0f80e83aef55b3500e6fe55665063752d4fe44e41c0a4372e7d75bc10a962a9c
[INFO] running `Command { std: "docker" "start" "-a" "0f80e83aef55b3500e6fe55665063752d4fe44e41c0a4372e7d75bc10a962a9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling url-prefix v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "0f80e83aef55b3500e6fe55665063752d4fe44e41c0a4372e7d75bc10a962a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f80e83aef55b3500e6fe55665063752d4fe44e41c0a4372e7d75bc10a962a9c", kill_on_drop: false }`
[INFO] [stdout] 0f80e83aef55b3500e6fe55665063752d4fe44e41c0a4372e7d75bc10a962a9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] a7ac9dc6a55090745bf5d118fc3fbb5286862418c552d9e0e1675a6b2fcd708e
[INFO] running `Command { std: "docker" "start" "-a" "a7ac9dc6a55090745bf5d118fc3fbb5286862418c552d9e0e1675a6b2fcd708e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/url_prefix-859e0c12474fe37c
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests url-prefix
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 9) ... ignored
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a7ac9dc6a55090745bf5d118fc3fbb5286862418c552d9e0e1675a6b2fcd708e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7ac9dc6a55090745bf5d118fc3fbb5286862418c552d9e0e1675a6b2fcd708e", kill_on_drop: false }`
[INFO] [stdout] a7ac9dc6a55090745bf5d118fc3fbb5286862418c552d9e0e1675a6b2fcd708e