[INFO] fetching crate proc_macro_helper 0.3.0...
[INFO] testing proc_macro_helper-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate proc_macro_helper 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate proc_macro_helper 0.3.0 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 proc_macro_helper 0.3.0
[INFO] finished tweaking crates.io crate proc_macro_helper 0.3.0
[INFO] tweaked toml for crates.io crate proc_macro_helper 0.3.0 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d0967fb7b2f837f000b68965b223336bc4d1f41886b39811f99076eff905f4c9
[INFO] running `Command { std: "docker" "start" "-a" "d0967fb7b2f837f000b68965b223336bc4d1f41886b39811f99076eff905f4c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0967fb7b2f837f000b68965b223336bc4d1f41886b39811f99076eff905f4c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0967fb7b2f837f000b68965b223336bc4d1f41886b39811f99076eff905f4c9", kill_on_drop: false }`
[INFO] [stdout] d0967fb7b2f837f000b68965b223336bc4d1f41886b39811f99076eff905f4c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 0e90a6ab343a010f779d536b6bc01504c8b9fbcf1164dccf047fec3729311ee7
[INFO] running `Command { std: "docker" "start" "-a" "0e90a6ab343a010f779d536b6bc01504c8b9fbcf1164dccf047fec3729311ee7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling proc_macro_helper v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.17s
[INFO] running `Command { std: "docker" "inspect" "0e90a6ab343a010f779d536b6bc01504c8b9fbcf1164dccf047fec3729311ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e90a6ab343a010f779d536b6bc01504c8b9fbcf1164dccf047fec3729311ee7", kill_on_drop: false }`
[INFO] [stdout] 0e90a6ab343a010f779d536b6bc01504c8b9fbcf1164dccf047fec3729311ee7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 48ac8314a3c9d814486dc8444993671b7196dc8d8ec6f4d293ce724ce829a15a
[INFO] running `Command { std: "docker" "start" "-a" "48ac8314a3c9d814486dc8444993671b7196dc8d8ec6f4d293ce724ce829a15a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc_macro_helper v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/proc_macro_helper-c553761f83486f24)
[INFO] running `Command { std: "docker" "inspect" "48ac8314a3c9d814486dc8444993671b7196dc8d8ec6f4d293ce724ce829a15a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48ac8314a3c9d814486dc8444993671b7196dc8d8ec6f4d293ce724ce829a15a", kill_on_drop: false }`
[INFO] [stdout] 48ac8314a3c9d814486dc8444993671b7196dc8d8ec6f4d293ce724ce829a15a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] c7eb0a85a2e416f366166fcbcab5c9638b00b1023857d07ccec365f4e48e619f
[INFO] running `Command { std: "docker" "start" "-a" "c7eb0a85a2e416f366166fcbcab5c9638b00b1023857d07ccec365f4e48e619f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/proc_macro_helper-c553761f83486f24)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests proc_macro_helper
[INFO] [stdout] test result: ok. 0 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" "c7eb0a85a2e416f366166fcbcab5c9638b00b1023857d07ccec365f4e48e619f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7eb0a85a2e416f366166fcbcab5c9638b00b1023857d07ccec365f4e48e619f", kill_on_drop: false }`
[INFO] [stdout] c7eb0a85a2e416f366166fcbcab5c9638b00b1023857d07ccec365f4e48e619f