[INFO] cloning repository https://github.com/aftershootco/agprefs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aftershootco/agprefs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faftershootco%2Fagprefs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faftershootco%2Fagprefs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8307f0078d0f9a64744b2af9c35a5a6c503f016d
[INFO] checking aftershootco/agprefs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faftershootco%2Fagprefs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aftershootco/agprefs 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/aftershootco/agprefs
[INFO] finished tweaking git repo https://github.com/aftershootco/agprefs
[INFO] tweaked toml for git repo https://github.com/aftershootco/agprefs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/aftershootco/agprefs 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]     Updating crates.io index
[INFO] [stderr]      Locking 1 package
[INFO] [stderr]     Updating agprefs v0.3.1 (/workspace/builds/worker-4-tc1/source) -> v0.3.2
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cookie-factory v0.3.2
[INFO] [stderr]   Downloaded escape_string v0.1.2
[INFO] [stderr]   Downloaded arrayvec v0.7.3
[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] 9b5386f0b262acbc7fd953378c749f5fa145c319194616ae040b41c8ca991722
[INFO] running `Command { std: "docker" "start" "-a" "9b5386f0b262acbc7fd953378c749f5fa145c319194616ae040b41c8ca991722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b5386f0b262acbc7fd953378c749f5fa145c319194616ae040b41c8ca991722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b5386f0b262acbc7fd953378c749f5fa145c319194616ae040b41c8ca991722", kill_on_drop: false }`
[INFO] [stdout] 9b5386f0b262acbc7fd953378c749f5fa145c319194616ae040b41c8ca991722
[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] 17b90b2792d668dfd6ba364b8cd40351df000c82043286f39564b386116e5d65
[INFO] running `Command { std: "docker" "start" "-a" "17b90b2792d668dfd6ba364b8cd40351df000c82043286f39564b386116e5d65", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking arrayvec v0.7.3
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking indent_write v2.2.0
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking joinery v2.1.0
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]     Checking os_str_bytes v6.5.1
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking brownstone v3.0.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking escape_string v0.1.2
[INFO] [stderr]     Checking cookie-factory v0.3.2
[INFO] [stderr]     Checking plotters-svg v0.3.3
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nom-supreme v0.8.0
[INFO] [stderr]     Checking plotters v0.3.4
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking agprefs v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.56s
[INFO] running `Command { std: "docker" "inspect" "17b90b2792d668dfd6ba364b8cd40351df000c82043286f39564b386116e5d65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17b90b2792d668dfd6ba364b8cd40351df000c82043286f39564b386116e5d65", kill_on_drop: false }`
[INFO] [stdout] 17b90b2792d668dfd6ba364b8cd40351df000c82043286f39564b386116e5d65
[INFO] checking aftershootco/agprefs against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faftershootco%2Fagprefs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aftershootco/agprefs 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 git repo https://github.com/aftershootco/agprefs
[INFO] finished tweaking git repo https://github.com/aftershootco/agprefs
[INFO] tweaked toml for git repo https://github.com/aftershootco/agprefs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/aftershootco/agprefs 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] 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] 3a67ac66449d90055b113624ff8662b143723dc44a25349569e28fd422d900e1
[INFO] running `Command { std: "docker" "start" "-a" "3a67ac66449d90055b113624ff8662b143723dc44a25349569e28fd422d900e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a67ac66449d90055b113624ff8662b143723dc44a25349569e28fd422d900e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a67ac66449d90055b113624ff8662b143723dc44a25349569e28fd422d900e1", kill_on_drop: false }`
[INFO] [stdout] 3a67ac66449d90055b113624ff8662b143723dc44a25349569e28fd422d900e1
[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] 642f713f56fb5dd480777442e2a1291318fd78e84dc1304fb0b0b617dc3fd5b1
[INFO] running `Command { std: "docker" "start" "-a" "642f713f56fb5dd480777442e2a1291318fd78e84dc1304fb0b0b617dc3fd5b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking arrayvec v0.7.3
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]     Checking indent_write v2.2.0
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking brownstone v3.0.0
[INFO] [stderr]     Checking os_str_bytes v6.5.1
[INFO] [stderr]     Checking joinery v2.1.0
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking plotters-svg v0.3.3
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking escape_string v0.1.2
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking cookie-factory v0.3.2
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking plotters v0.3.4
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking nom-supreme v0.8.0
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking agprefs v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.46s
[INFO] running `Command { std: "docker" "inspect" "642f713f56fb5dd480777442e2a1291318fd78e84dc1304fb0b0b617dc3fd5b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "642f713f56fb5dd480777442e2a1291318fd78e84dc1304fb0b0b617dc3fd5b1", kill_on_drop: false }`
[INFO] [stdout] 642f713f56fb5dd480777442e2a1291318fd78e84dc1304fb0b0b617dc3fd5b1