[INFO] fetching crate gecs_macros 0.3.0...
[INFO] checking gecs_macros-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate gecs_macros 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate gecs_macros 0.3.0 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 gecs_macros 0.3.0
[INFO] finished tweaking crates.io crate gecs_macros 0.3.0
[INFO] tweaked toml for crates.io crate gecs_macros 0.3.0 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 13 packages
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded speedy v0.8.7
[INFO] [stderr]   Downloaded xxhash-rust v0.8.10
[INFO] [stderr]   Downloaded speedy-derive v0.8.7
[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] 5c1912125d26e3af19aabd8f222701b5f98d4759bcc547caa32f05fbac5479dc
[INFO] running `Command { std: "docker" "start" "-a" "5c1912125d26e3af19aabd8f222701b5f98d4759bcc547caa32f05fbac5479dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c1912125d26e3af19aabd8f222701b5f98d4759bcc547caa32f05fbac5479dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c1912125d26e3af19aabd8f222701b5f98d4759bcc547caa32f05fbac5479dc", kill_on_drop: false }`
[INFO] [stdout] 5c1912125d26e3af19aabd8f222701b5f98d4759bcc547caa32f05fbac5479dc
[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] 76bb4cfcadf5a09fee5f89062ceed67c3513fa2152a2a23abe6dc15d4916cd45
[INFO] running `Command { std: "docker" "start" "-a" "76bb4cfcadf5a09fee5f89062ceed67c3513fa2152a2a23abe6dc15d4916cd45", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking xxhash-rust v0.8.10
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking proc-macro2 v1.0.79
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]    Compiling speedy-derive v0.8.7
[INFO] [stderr]     Checking speedy v0.8.7
[INFO] [stderr]     Checking gecs_macros v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use syn::{self, parse_macro_input};
[INFO] [stdout]   |           ^^^^ the item `syn` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use syn::{self, parse_macro_input};
[INFO] [stdout]   |           ^^^^ the item `syn` is already defined by prelude
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.85s
[INFO] running `Command { std: "docker" "inspect" "76bb4cfcadf5a09fee5f89062ceed67c3513fa2152a2a23abe6dc15d4916cd45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76bb4cfcadf5a09fee5f89062ceed67c3513fa2152a2a23abe6dc15d4916cd45", kill_on_drop: false }`
[INFO] [stdout] 76bb4cfcadf5a09fee5f89062ceed67c3513fa2152a2a23abe6dc15d4916cd45
[INFO] checking gecs_macros-0.3.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate gecs_macros 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate gecs_macros 0.3.0 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 gecs_macros 0.3.0
[INFO] finished tweaking crates.io crate gecs_macros 0.3.0
[INFO] tweaked toml for crates.io crate gecs_macros 0.3.0 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] 790166065ef67d0ab9aea9eea67458b62318c1f909ca00ad4333d83898ac1a79
[INFO] running `Command { std: "docker" "start" "-a" "790166065ef67d0ab9aea9eea67458b62318c1f909ca00ad4333d83898ac1a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "790166065ef67d0ab9aea9eea67458b62318c1f909ca00ad4333d83898ac1a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "790166065ef67d0ab9aea9eea67458b62318c1f909ca00ad4333d83898ac1a79", kill_on_drop: false }`
[INFO] [stdout] 790166065ef67d0ab9aea9eea67458b62318c1f909ca00ad4333d83898ac1a79
[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] 44d0e3515f4a3b9d75d8aedd1cb965e1b107fe9b119734c25b8685359d282759
[INFO] running `Command { std: "docker" "start" "-a" "44d0e3515f4a3b9d75d8aedd1cb965e1b107fe9b119734c25b8685359d282759", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking xxhash-rust v0.8.10
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking proc-macro2 v1.0.79
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]    Compiling speedy-derive v0.8.7
[INFO] [stderr]     Checking speedy v0.8.7
[INFO] [stderr]     Checking gecs_macros v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use syn::{self, parse_macro_input};
[INFO] [stdout]   |           ^^^^ the item `syn` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use syn::{self, parse_macro_input};
[INFO] [stdout]   |           ^^^^ the item `syn` is already defined by prelude
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.75s
[INFO] running `Command { std: "docker" "inspect" "44d0e3515f4a3b9d75d8aedd1cb965e1b107fe9b119734c25b8685359d282759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44d0e3515f4a3b9d75d8aedd1cb965e1b107fe9b119734c25b8685359d282759", kill_on_drop: false }`
[INFO] [stdout] 44d0e3515f4a3b9d75d8aedd1cb965e1b107fe9b119734c25b8685359d282759