[INFO] fetching crate copernica-broker 0.1.0...
[INFO] checking copernica-broker-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate copernica-broker 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate copernica-broker 0.1.0 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 copernica-broker 0.1.0
[INFO] finished tweaking crates.io crate copernica-broker 0.1.0
[INFO] tweaked toml for crates.io crate copernica-broker 0.1.0 written to /workspace/builds/worker-7-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]     Updating crates.io index
[INFO] [stderr]      Locking 57 packages
[INFO] [stderr]       Adding bech32 v0.7.3 (latest: v0.11.0)
[INFO] [stderr]       Adding cryptoxide v0.3.6 (latest: v0.4.4)
[INFO] [stderr]       Adding fern v0.5.9 (latest: v0.6.2)
[INFO] [stderr]       Adding keynesis v1.4.0 (latest: v2.1.1)
[INFO] [stderr]       Adding uluru v2.2.0 (latest: v3.0.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[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 bech32 v0.7.3
[INFO] [stderr]   Downloaded uluru v2.2.0
[INFO] [stderr]   Downloaded cryptoxide v0.3.6
[INFO] [stderr]   Downloaded copernica-packets v0.1.0
[INFO] [stderr]   Downloaded copernica-common v0.1.0
[INFO] [stderr]   Downloaded fern v0.5.9
[INFO] [stderr]   Downloaded keynesis v1.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] aaa7dbcc58ab0215bc9ae56cae1d12fb4b43a13470b44938e26361fcf7e43e40
[INFO] running `Command { std: "docker" "start" "-a" "aaa7dbcc58ab0215bc9ae56cae1d12fb4b43a13470b44938e26361fcf7e43e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aaa7dbcc58ab0215bc9ae56cae1d12fb4b43a13470b44938e26361fcf7e43e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaa7dbcc58ab0215bc9ae56cae1d12fb4b43a13470b44938e26361fcf7e43e40", kill_on_drop: false }`
[INFO] [stdout] aaa7dbcc58ab0215bc9ae56cae1d12fb4b43a13470b44938e26361fcf7e43e40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f5836e775ea067a891e75998e99539fe51ed78cbf6a7474fc04258efb299b2ab
[INFO] running `Command { std: "docker" "start" "-a" "f5836e775ea067a891e75998e99539fe51ed78cbf6a7474fc04258efb299b2ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking cryptoxide v0.3.6
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking bech32 v0.7.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking uluru v2.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking fern v0.5.9
[INFO] [stderr]     Checking copernica-common v0.1.0
[INFO] [stderr]     Checking keynesis v1.4.0
[INFO] [stderr]     Checking copernica-packets v0.1.0
[INFO] [stderr]     Checking copernica-broker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/bayes.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |         vec::Vec
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `total_cmp` has been stable since 1.62.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(total_cmp)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/bayes.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |         vec::Vec
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `total_cmp` has been stable since 1.62.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(total_cmp)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.78s
[INFO] running `Command { std: "docker" "inspect" "f5836e775ea067a891e75998e99539fe51ed78cbf6a7474fc04258efb299b2ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5836e775ea067a891e75998e99539fe51ed78cbf6a7474fc04258efb299b2ab", kill_on_drop: false }`
[INFO] [stdout] f5836e775ea067a891e75998e99539fe51ed78cbf6a7474fc04258efb299b2ab