[INFO] cloning repository https://github.com/Crypec/sock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Crypec/sock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrypec%2Fsock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrypec%2Fsock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba3c980a082e1f1d10fbca0f4d0c914ca12b513f
[INFO] checking Crypec/sock against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrypec%2Fsock" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Crypec/sock 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 git repo https://github.com/Crypec/sock
[INFO] finished tweaking git repo https://github.com/Crypec/sock
[INFO] tweaked toml for git repo https://github.com/Crypec/sock written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Crypec/sock 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 strum_macros v0.25.1
[INFO] [stderr]   Downloaded cli-table-derive v0.4.5
[INFO] [stderr]   Downloaded mintex v0.1.2
[INFO] [stderr]   Downloaded sys-info v0.9.1
[INFO] [stderr]   Downloaded serde v1.0.182
[INFO] [stderr]   Downloaded cli-table v0.4.7
[INFO] [stderr]   Downloaded dhat v0.3.2
[INFO] [stderr]   Downloaded serde_derive v1.0.182
[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] c21afeb15c05e66fba853314dd730dd254f223a7243fcc56e44bd96cd266f242
[INFO] running `Command { std: "docker" "start" "-a" "c21afeb15c05e66fba853314dd730dd254f223a7243fcc56e44bd96cd266f242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c21afeb15c05e66fba853314dd730dd254f223a7243fcc56e44bd96cd266f242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c21afeb15c05e66fba853314dd730dd254f223a7243fcc56e44bd96cd266f242", kill_on_drop: false }`
[INFO] [stdout] c21afeb15c05e66fba853314dd730dd254f223a7243fcc56e44bd96cd266f242
[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] bb281a6515bd3359513a3527872f0845ad4f34af4b1b316d5166f2ff2a935a70
[INFO] running `Command { std: "docker" "start" "-a" "bb281a6515bd3359513a3527872f0845ad4f34af4b1b316d5166f2ff2a935a70", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.182
[INFO] [stderr]    Compiling serde_derive v1.0.182
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking thousands v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling sys-info v0.9.1
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking addr2line v0.20.0
[INFO] [stderr]     Checking mintex v0.1.2
[INFO] [stderr]    Compiling strum_macros v0.25.1
[INFO] [stderr]     Checking csv v1.2.2
[INFO] [stderr]    Compiling cli-table-derive v0.4.5
[INFO] [stderr]    Compiling unroll v0.1.5
[INFO] [stderr]     Checking dhat v0.3.2
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking cli-table v0.4.7
[INFO] [stderr]     Checking sock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::visualize::*`
[INFO] [stdout]    --> src/solver.rs:573:9
[INFO] [stdout]     |
[INFO] [stdout] 573 |     use crate::visualize::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::*`
[INFO] [stdout]    --> src/solver.rs:574:9
[INFO] [stdout]     |
[INFO] [stdout] 574 |     use crate::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `associated_type_bounds` has been stable since 1.79.0-nightly and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(associated_type_bounds)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `associated_type_bounds` has been stable since 1.79.0-nightly and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(associated_type_bounds)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `associated_type_bounds` has been stable since 1.79.0-nightly and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(associated_type_bounds)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::visualize::*`
[INFO] [stdout]    --> src/solver.rs:573:9
[INFO] [stdout]     |
[INFO] [stdout] 573 |     use crate::visualize::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::*`
[INFO] [stdout]    --> src/solver.rs:574:9
[INFO] [stdout]     |
[INFO] [stdout] 574 |     use crate::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `associated_type_bounds` has been stable since 1.79.0-nightly and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(associated_type_bounds)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.29s
[INFO] running `Command { std: "docker" "inspect" "bb281a6515bd3359513a3527872f0845ad4f34af4b1b316d5166f2ff2a935a70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb281a6515bd3359513a3527872f0845ad4f34af4b1b316d5166f2ff2a935a70", kill_on_drop: false }`
[INFO] [stdout] bb281a6515bd3359513a3527872f0845ad4f34af4b1b316d5166f2ff2a935a70