[INFO] fetching crate fastforward 0.5.2...
[INFO] testing fastforward-0.5.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate fastforward 0.5.2 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate fastforward 0.5.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fastforward 0.5.2
[INFO] finished tweaking crates.io crate fastforward 0.5.2
[INFO] tweaked toml for crates.io crate fastforward 0.5.2 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b1639ef4954be116e15147c83fea389c876697ad16211cf3554c0141c8ae430
[INFO] running `Command { std: "docker" "start" "-a" "8b1639ef4954be116e15147c83fea389c876697ad16211cf3554c0141c8ae430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b1639ef4954be116e15147c83fea389c876697ad16211cf3554c0141c8ae430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b1639ef4954be116e15147c83fea389c876697ad16211cf3554c0141c8ae430", kill_on_drop: false }`
[INFO] [stdout] 8b1639ef4954be116e15147c83fea389c876697ad16211cf3554c0141c8ae430
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89456185d0db3cbd81c7da1292ce7ac758ed54efb09178500cebd0f715215872
[INFO] running `Command { std: "docker" "start" "-a" "89456185d0db3cbd81c7da1292ce7ac758ed54efb09178500cebd0f715215872", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling bitvec v0.19.6
[INFO] [stderr]    Compiling flask v2.0.4
[INFO] [stderr]    Compiling fastforward v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.67s
[INFO] running `Command { std: "docker" "inspect" "89456185d0db3cbd81c7da1292ce7ac758ed54efb09178500cebd0f715215872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89456185d0db3cbd81c7da1292ce7ac758ed54efb09178500cebd0f715215872", kill_on_drop: false }`
[INFO] [stdout] 89456185d0db3cbd81c7da1292ce7ac758ed54efb09178500cebd0f715215872
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af0451779d8ffb5f3cfeff7fbc44a9f2137e49770b599c8d55c165f2984ab5b4
[INFO] running `Command { std: "docker" "start" "-a" "af0451779d8ffb5f3cfeff7fbc44a9f2137e49770b599c8d55c165f2984ab5b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling fastforward v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Response`
[INFO] [stdout]   --> src/proxy/filters.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         Response
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.26s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/fastforward-7eedfa06f8860c9c)
[INFO] running `Command { std: "docker" "inspect" "af0451779d8ffb5f3cfeff7fbc44a9f2137e49770b599c8d55c165f2984ab5b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af0451779d8ffb5f3cfeff7fbc44a9f2137e49770b599c8d55c165f2984ab5b4", kill_on_drop: false }`
[INFO] [stdout] af0451779d8ffb5f3cfeff7fbc44a9f2137e49770b599c8d55c165f2984ab5b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dcdba309d7cec78a793e5a1d54feff6fa856c414c2a5f13a14a0f7391e7bb55b
[INFO] running `Command { std: "docker" "start" "-a" "dcdba309d7cec78a793e5a1d54feff6fa856c414c2a5f13a14a0f7391e7bb55b", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Response`
[INFO] [stderr]   --> src/proxy/filters.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |         Response
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `fastforward` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fastforward-7eedfa06f8860c9c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test proxy::filters::test_filter_frontend_request_headers ... ok
[INFO] [stderr]    Doc-tests fastforward
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "dcdba309d7cec78a793e5a1d54feff6fa856c414c2a5f13a14a0f7391e7bb55b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcdba309d7cec78a793e5a1d54feff6fa856c414c2a5f13a14a0f7391e7bb55b", kill_on_drop: false }`
[INFO] [stdout] dcdba309d7cec78a793e5a1d54feff6fa856c414c2a5f13a14a0f7391e7bb55b