[INFO] fetching crate port-knocking-doors 1.1.2...
[INFO] checking port-knocking-doors-1.1.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate port-knocking-doors 1.1.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate port-knocking-doors 1.1.2 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 port-knocking-doors 1.1.2
[INFO] finished tweaking crates.io crate port-knocking-doors 1.1.2
[INFO] tweaked toml for crates.io crate port-knocking-doors 1.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate port-knocking-doors 1.1.2 already has a lockfile, it will not be regenerated
[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]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.7
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.2
[INFO] [stderr]   Downloaded fsio v0.3.0
[INFO] [stderr]   Downloaded envmnt v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7776afd27a9a5db25e0de1ef74ec7a16280e9e8603a15166016fe9f66a0d2962
[INFO] running `Command { std: "docker" "start" "-a" "7776afd27a9a5db25e0de1ef74ec7a16280e9e8603a15166016fe9f66a0d2962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7776afd27a9a5db25e0de1ef74ec7a16280e9e8603a15166016fe9f66a0d2962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7776afd27a9a5db25e0de1ef74ec7a16280e9e8603a15166016fe9f66a0d2962", kill_on_drop: false }`
[INFO] [stdout] 7776afd27a9a5db25e0de1ef74ec7a16280e9e8603a15166016fe9f66a0d2962
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e6bd5c755ed31c06e6769ed96b6ef5cd38b22133c43f10a2ec9bb2ce6362d0fc
[INFO] running `Command { std: "docker" "start" "-a" "e6bd5c755ed31c06e6769ed96b6ef5cd38b22133c43f10a2ec9bb2ce6362d0fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking fsio v0.3.0
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking envmnt v0.9.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling clap_derive v3.0.14
[INFO] [stderr]     Checking tokio v1.16.1
[INFO] [stderr]     Checking clap v3.0.14
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking port-knocking-doors v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `SimpleLogger` is never constructed
[INFO] [stdout]   --> src/main.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct SimpleLogger;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimpleLogger` is never constructed
[INFO] [stdout]   --> src/main.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct SimpleLogger;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 18.00s
[INFO] running `Command { std: "docker" "inspect" "e6bd5c755ed31c06e6769ed96b6ef5cd38b22133c43f10a2ec9bb2ce6362d0fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6bd5c755ed31c06e6769ed96b6ef5cd38b22133c43f10a2ec9bb2ce6362d0fc", kill_on_drop: false }`
[INFO] [stdout] e6bd5c755ed31c06e6769ed96b6ef5cd38b22133c43f10a2ec9bb2ce6362d0fc
[INFO] checking port-knocking-doors-1.1.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate port-knocking-doors 1.1.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate port-knocking-doors 1.1.2 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 port-knocking-doors 1.1.2
[INFO] finished tweaking crates.io crate port-knocking-doors 1.1.2
[INFO] tweaked toml for crates.io crate port-knocking-doors 1.1.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate port-knocking-doors 1.1.2 already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 96620ec99369c933f70d4ba54e6e9b2c85a1640f172bac86c06beba58db5c8f4
[INFO] running `Command { std: "docker" "start" "-a" "96620ec99369c933f70d4ba54e6e9b2c85a1640f172bac86c06beba58db5c8f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96620ec99369c933f70d4ba54e6e9b2c85a1640f172bac86c06beba58db5c8f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96620ec99369c933f70d4ba54e6e9b2c85a1640f172bac86c06beba58db5c8f4", kill_on_drop: false }`
[INFO] [stdout] 96620ec99369c933f70d4ba54e6e9b2c85a1640f172bac86c06beba58db5c8f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] da81795e7e7d51b8166319c566f84034dd0d16337d747585ce6559a59a5be8b2
[INFO] running `Command { std: "docker" "start" "-a" "da81795e7e7d51b8166319c566f84034dd0d16337d747585ce6559a59a5be8b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking fsio v0.3.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking envmnt v0.9.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling clap_derive v3.0.14
[INFO] [stderr]     Checking tokio v1.16.1
[INFO] [stderr]     Checking clap v3.0.14
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking port-knocking-doors v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `SimpleLogger` is never constructed
[INFO] [stdout]   --> src/main.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct SimpleLogger;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimpleLogger` is never constructed
[INFO] [stdout]   --> src/main.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct SimpleLogger;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 14.48s
[INFO] running `Command { std: "docker" "inspect" "da81795e7e7d51b8166319c566f84034dd0d16337d747585ce6559a59a5be8b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da81795e7e7d51b8166319c566f84034dd0d16337d747585ce6559a59a5be8b2", kill_on_drop: false }`
[INFO] [stdout] da81795e7e7d51b8166319c566f84034dd0d16337d747585ce6559a59a5be8b2