[INFO] fetching crate rincron_mini 0.3.0-rc1...
[INFO] checking rincron_mini-0.3.0-rc1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate rincron_mini 0.3.0-rc1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate rincron_mini 0.3.0-rc1 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 rincron_mini 0.3.0-rc1
[INFO] finished tweaking crates.io crate rincron_mini 0.3.0-rc1
[INFO] tweaked toml for crates.io crate rincron_mini 0.3.0-rc1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate rincron_mini 0.3.0-rc1 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]  Downloading crates ...
[INFO] [stderr]   Downloaded wildmatch v2.1.1
[INFO] [stderr]   Downloaded inotify v0.10.0
[INFO] [stderr]   Downloaded serde_derive v1.0.163
[INFO] [stderr]   Downloaded mio v0.8.7
[INFO] [stderr]   Downloaded serde v1.0.163
[INFO] [stderr]   Downloaded serde_json v1.0.96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 47cdae1339ce9bbd2d2a2802861217df85bb13297c51fb674ed163af8504c474
[INFO] running `Command { std: "docker" "start" "-a" "47cdae1339ce9bbd2d2a2802861217df85bb13297c51fb674ed163af8504c474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47cdae1339ce9bbd2d2a2802861217df85bb13297c51fb674ed163af8504c474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47cdae1339ce9bbd2d2a2802861217df85bb13297c51fb674ed163af8504c474", kill_on_drop: false }`
[INFO] [stdout] 47cdae1339ce9bbd2d2a2802861217df85bb13297c51fb674ed163af8504c474
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4d8611f40ce152720fc32f108bac5ac03d1774426861cf0323c1aef8b9be8696
[INFO] running `Command { std: "docker" "start" "-a" "4d8611f40ce152720fc32f108bac5ac03d1774426861cf0323c1aef8b9be8696", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]     Checking wildmatch v2.1.1
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking simple-error v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking mio v0.8.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.163
[INFO] [stderr]     Checking inotify v0.10.0
[INFO] [stderr]     Checking rincron_mini v0.3.0-rc1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.94s
[INFO] running `Command { std: "docker" "inspect" "4d8611f40ce152720fc32f108bac5ac03d1774426861cf0323c1aef8b9be8696", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d8611f40ce152720fc32f108bac5ac03d1774426861cf0323c1aef8b9be8696", kill_on_drop: false }`
[INFO] [stdout] 4d8611f40ce152720fc32f108bac5ac03d1774426861cf0323c1aef8b9be8696
[INFO] checking rincron_mini-0.3.0-rc1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate rincron_mini 0.3.0-rc1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate rincron_mini 0.3.0-rc1 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 rincron_mini 0.3.0-rc1
[INFO] finished tweaking crates.io crate rincron_mini 0.3.0-rc1
[INFO] tweaked toml for crates.io crate rincron_mini 0.3.0-rc1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate rincron_mini 0.3.0-rc1 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6b1bf9d9c28e6707fce526d3c1c0c7677dc6812f5c12c460997ddfad311dd78f
[INFO] running `Command { std: "docker" "start" "-a" "6b1bf9d9c28e6707fce526d3c1c0c7677dc6812f5c12c460997ddfad311dd78f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b1bf9d9c28e6707fce526d3c1c0c7677dc6812f5c12c460997ddfad311dd78f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b1bf9d9c28e6707fce526d3c1c0c7677dc6812f5c12c460997ddfad311dd78f", kill_on_drop: false }`
[INFO] [stdout] 6b1bf9d9c28e6707fce526d3c1c0c7677dc6812f5c12c460997ddfad311dd78f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f67d50619b799f1049208aec082123f7f03a4e5a323b35f9801f74aec145b1b3
[INFO] running `Command { std: "docker" "start" "-a" "f67d50619b799f1049208aec082123f7f03a4e5a323b35f9801f74aec145b1b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking simple-error v0.3.0
[INFO] [stderr]     Checking wildmatch v2.1.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking mio v0.8.7
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking inotify v0.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.163
[INFO] [stderr]     Checking rincron_mini v0.3.0-rc1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.10s
[INFO] running `Command { std: "docker" "inspect" "f67d50619b799f1049208aec082123f7f03a4e5a323b35f9801f74aec145b1b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f67d50619b799f1049208aec082123f7f03a4e5a323b35f9801f74aec145b1b3", kill_on_drop: false }`
[INFO] [stdout] f67d50619b799f1049208aec082123f7f03a4e5a323b35f9801f74aec145b1b3