[INFO] fetching crate ruex-macro 0.1.3...
[INFO] checking ruex-macro-0.1.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate ruex-macro 0.1.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ruex-macro 0.1.3 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruex-macro 0.1.3
[INFO] finished tweaking crates.io crate ruex-macro 0.1.3
[INFO] tweaked toml for crates.io crate ruex-macro 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 38 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding memoffset v0.7.1 (latest: v0.9.1)
[INFO] [stderr]       Adding nix v0.26.4 (latest: v0.28.0)
[INFO] [stderr]       Adding serde_tokenstream v0.1.7 (latest: v0.2.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding syn-serde v0.2.4 (latest: v0.3.1)
[INFO] [stderr]       Adding sysinfo v0.28.4 (latest: v0.30.8)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_tokenstream v0.1.7
[INFO] [stderr]   Downloaded rust-companion v0.1.1
[INFO] [stderr]   Downloaded syn-serde v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1592324bc1459776b7611f5d386b0420981dbd4bf1cd7f388dbf3f8a30641fb7
[INFO] running `Command { std: "docker" "start" "-a" "1592324bc1459776b7611f5d386b0420981dbd4bf1cd7f388dbf3f8a30641fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1592324bc1459776b7611f5d386b0420981dbd4bf1cd7f388dbf3f8a30641fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1592324bc1459776b7611f5d386b0420981dbd4bf1cd7f388dbf3f8a30641fb7", kill_on_drop: false }`
[INFO] [stdout] 1592324bc1459776b7611f5d386b0420981dbd4bf1cd7f388dbf3f8a30641fb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39897347de83d11dcb99c6d74cb0113c2cb10e72ce8b40899429ef29a72634dc
[INFO] running `Command { std: "docker" "start" "-a" "39897347de83d11dcb99c6d74cb0113c2cb10e72ce8b40899429ef29a72634dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking sysinfo v0.28.4
[INFO] [stderr]     Checking proc-macro-error v1.0.4
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking serde_tokenstream v0.1.7
[INFO] [stderr]     Checking rust-companion v0.1.1
[INFO] [stderr]     Checking syn-serde v0.2.4
[INFO] [stderr]     Checking ruex-macro v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.05s
[INFO] running `Command { std: "docker" "inspect" "39897347de83d11dcb99c6d74cb0113c2cb10e72ce8b40899429ef29a72634dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39897347de83d11dcb99c6d74cb0113c2cb10e72ce8b40899429ef29a72634dc", kill_on_drop: false }`
[INFO] [stdout] 39897347de83d11dcb99c6d74cb0113c2cb10e72ce8b40899429ef29a72634dc
[INFO] checking ruex-macro-0.1.3 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate ruex-macro 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate ruex-macro 0.1.3 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruex-macro 0.1.3
[INFO] finished tweaking crates.io crate ruex-macro 0.1.3
[INFO] tweaked toml for crates.io crate ruex-macro 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f073c398e0e9b94104430595588f1636daf4e016ca29cff79b34a2835ec0398c
[INFO] running `Command { std: "docker" "start" "-a" "f073c398e0e9b94104430595588f1636daf4e016ca29cff79b34a2835ec0398c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f073c398e0e9b94104430595588f1636daf4e016ca29cff79b34a2835ec0398c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f073c398e0e9b94104430595588f1636daf4e016ca29cff79b34a2835ec0398c", kill_on_drop: false }`
[INFO] [stdout] f073c398e0e9b94104430595588f1636daf4e016ca29cff79b34a2835ec0398c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c78f804086c5172897699468ba0367a83264f30692fe109a802e3d6b86f7af63
[INFO] running `Command { std: "docker" "start" "-a" "c78f804086c5172897699468ba0367a83264f30692fe109a802e3d6b86f7af63", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking proc-macro-error v1.0.4
[INFO] [stderr]     Checking sysinfo v0.28.4
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_tokenstream v0.1.7
[INFO] [stderr]     Checking rust-companion v0.1.1
[INFO] [stderr]     Checking syn-serde v0.2.4
[INFO] [stderr]     Checking ruex-macro v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.25s
[INFO] running `Command { std: "docker" "inspect" "c78f804086c5172897699468ba0367a83264f30692fe109a802e3d6b86f7af63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c78f804086c5172897699468ba0367a83264f30692fe109a802e3d6b86f7af63", kill_on_drop: false }`
[INFO] [stdout] c78f804086c5172897699468ba0367a83264f30692fe109a802e3d6b86f7af63