[INFO] fetching crate iterate-proc-macro 2.0.0...
[INFO] testing iterate-proc-macro-2.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate iterate-proc-macro 2.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate iterate-proc-macro 2.0.0 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 iterate-proc-macro 2.0.0
[INFO] finished tweaking crates.io crate iterate-proc-macro 2.0.0
[INFO] tweaked toml for crates.io crate iterate-proc-macro 2.0.0 written to /workspace/builds/worker-0/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded joinery v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] a812b258b9ce4f008a3670a7841abcff1a338776c5d064c552e0f3404276ffc8
[INFO] running `Command { std: "docker" "start" "-a" "a812b258b9ce4f008a3670a7841abcff1a338776c5d064c552e0f3404276ffc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a812b258b9ce4f008a3670a7841abcff1a338776c5d064c552e0f3404276ffc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a812b258b9ce4f008a3670a7841abcff1a338776c5d064c552e0f3404276ffc8", kill_on_drop: false }`
[INFO] [stdout] a812b258b9ce4f008a3670a7841abcff1a338776c5d064c552e0f3404276ffc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 8cb3681968c9996b89c64a3671224d90d7644c61fd5c812894baf765e9923c6a
[INFO] running `Command { std: "docker" "start" "-a" "8cb3681968c9996b89c64a3671224d90d7644c61fd5c812894baf765e9923c6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling joinery v2.1.0
[INFO] [stderr]    Compiling iterate-proc-macro v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.38s
[INFO] running `Command { std: "docker" "inspect" "8cb3681968c9996b89c64a3671224d90d7644c61fd5c812894baf765e9923c6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cb3681968c9996b89c64a3671224d90d7644c61fd5c812894baf765e9923c6a", kill_on_drop: false }`
[INFO] [stdout] 8cb3681968c9996b89c64a3671224d90d7644c61fd5c812894baf765e9923c6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 7d9bd612c26bc91d7748b28648ae3bec269a70a5dd2477bfaa4617e3f36b6b96
[INFO] running `Command { std: "docker" "start" "-a" "7d9bd612c26bc91d7748b28648ae3bec269a70a5dd2477bfaa4617e3f36b6b96", kill_on_drop: false }`
[INFO] [stderr]    Compiling iterate-proc-macro v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "7d9bd612c26bc91d7748b28648ae3bec269a70a5dd2477bfaa4617e3f36b6b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d9bd612c26bc91d7748b28648ae3bec269a70a5dd2477bfaa4617e3f36b6b96", kill_on_drop: false }`
[INFO] [stdout] 7d9bd612c26bc91d7748b28648ae3bec269a70a5dd2477bfaa4617e3f36b6b96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 903ee87e78660d6a2f3163eafb9afd38d4de126dd3673abadf585cb395dba2d8
[INFO] running `Command { std: "docker" "start" "-a" "903ee87e78660d6a2f3163eafb9afd38d4de126dd3673abadf585cb395dba2d8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iterate_proc_macro-4c2b554cbe90fc96)
[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]    Doc-tests iterate-proc-macro
[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" "903ee87e78660d6a2f3163eafb9afd38d4de126dd3673abadf585cb395dba2d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "903ee87e78660d6a2f3163eafb9afd38d4de126dd3673abadf585cb395dba2d8", kill_on_drop: false }`
[INFO] [stdout] 903ee87e78660d6a2f3163eafb9afd38d4de126dd3673abadf585cb395dba2d8