[INFO] cloning repository https://github.com/ThePuzzlemaker/pencil
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThePuzzlemaker/pencil" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePuzzlemaker%2Fpencil", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePuzzlemaker%2Fpencil'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b72ed8c1e27ecea1323617379d20efefc943ce5
[INFO] checking ThePuzzlemaker/pencil against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePuzzlemaker%2Fpencil" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ThePuzzlemaker/pencil 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/ThePuzzlemaker/pencil
[INFO] finished tweaking git repo https://github.com/ThePuzzlemaker/pencil
[INFO] tweaked toml for git repo https://github.com/ThePuzzlemaker/pencil written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ThePuzzlemaker/pencil 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] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded owo-colors v3.3.0
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8a1b7cb3418966da26abd4bfb91d171434a6c07d6372a4a7cff479e689b68e70
[INFO] running `Command { std: "docker" "start" "-a" "8a1b7cb3418966da26abd4bfb91d171434a6c07d6372a4a7cff479e689b68e70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a1b7cb3418966da26abd4bfb91d171434a6c07d6372a4a7cff479e689b68e70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a1b7cb3418966da26abd4bfb91d171434a6c07d6372a4a7cff479e689b68e70", kill_on_drop: false }`
[INFO] [stdout] 8a1b7cb3418966da26abd4bfb91d171434a6c07d6372a4a7cff479e689b68e70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d5560d88f97d9a139ccd09c1726f08c621851c1c23e22e8fe472e17525245d25
[INFO] running `Command { std: "docker" "start" "-a" "d5560d88f97d9a139ccd09c1726f08c621851c1c23e22e8fe472e17525245d25", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling eyre v0.6.7
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking tracing-core v0.1.23
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking owo-colors v3.3.0
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking tracing v0.1.32
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]     Checking tracing-subscriber v0.3.9
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking color-eyre v0.6.1
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking server-command-wrapper v0.1.0 (/opt/rustwide/workdir/server-command-wrapper)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.60s
[INFO] running `Command { std: "docker" "inspect" "d5560d88f97d9a139ccd09c1726f08c621851c1c23e22e8fe472e17525245d25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5560d88f97d9a139ccd09c1726f08c621851c1c23e22e8fe472e17525245d25", kill_on_drop: false }`
[INFO] [stdout] d5560d88f97d9a139ccd09c1726f08c621851c1c23e22e8fe472e17525245d25
[INFO] checking ThePuzzlemaker/pencil against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePuzzlemaker%2Fpencil" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ThePuzzlemaker/pencil 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/ThePuzzlemaker/pencil
[INFO] finished tweaking git repo https://github.com/ThePuzzlemaker/pencil
[INFO] tweaked toml for git repo https://github.com/ThePuzzlemaker/pencil written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ThePuzzlemaker/pencil 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] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 70e00b47ddc3158ff88b33327c29735efa2234829a6324174833596bd6bdb9a7
[INFO] running `Command { std: "docker" "start" "-a" "70e00b47ddc3158ff88b33327c29735efa2234829a6324174833596bd6bdb9a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70e00b47ddc3158ff88b33327c29735efa2234829a6324174833596bd6bdb9a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70e00b47ddc3158ff88b33327c29735efa2234829a6324174833596bd6bdb9a7", kill_on_drop: false }`
[INFO] [stdout] 70e00b47ddc3158ff88b33327c29735efa2234829a6324174833596bd6bdb9a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 95b5feef04d8685caaefcba328d83ee48c72c5348db15a3384e63ed7199dd2fe
[INFO] running `Command { std: "docker" "start" "-a" "95b5feef04d8685caaefcba328d83ee48c72c5348db15a3384e63ed7199dd2fe", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking tracing-core v0.1.23
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling eyre v0.6.7
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking owo-colors v3.3.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking tracing v0.1.32
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]     Checking tracing-subscriber v0.3.9
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking color-eyre v0.6.1
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking server-command-wrapper v0.1.0 (/opt/rustwide/workdir/server-command-wrapper)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.21s
[INFO] running `Command { std: "docker" "inspect" "95b5feef04d8685caaefcba328d83ee48c72c5348db15a3384e63ed7199dd2fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95b5feef04d8685caaefcba328d83ee48c72c5348db15a3384e63ed7199dd2fe", kill_on_drop: false }`
[INFO] [stdout] 95b5feef04d8685caaefcba328d83ee48c72c5348db15a3384e63ed7199dd2fe