[INFO] fetching crate theshy_server 0.1.1...
[INFO] checking theshy_server-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate theshy_server 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate theshy_server 0.1.1 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 theshy_server 0.1.1
[INFO] finished tweaking crates.io crate theshy_server 0.1.1
[INFO] tweaked toml for crates.io crate theshy_server 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate theshy_server 0.1.1 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]  Downloading crates ...
[INFO] [stderr]   Downloaded omg-cool v0.1.2
[INFO] [stderr]   Downloaded backtrace v0.3.65
[INFO] [stderr]   Downloaded configparser v3.0.0
[INFO] [stderr]   Downloaded object v0.28.4
[INFO] [stderr]   Downloaded lucian v0.2.12
[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] e01618a08e7a02866d3fe82f8dcc3fb344a265706a2cb05bffda54a200ff505c
[INFO] running `Command { std: "docker" "start" "-a" "e01618a08e7a02866d3fe82f8dcc3fb344a265706a2cb05bffda54a200ff505c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e01618a08e7a02866d3fe82f8dcc3fb344a265706a2cb05bffda54a200ff505c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e01618a08e7a02866d3fe82f8dcc3fb344a265706a2cb05bffda54a200ff505c", kill_on_drop: false }`
[INFO] [stdout] e01618a08e7a02866d3fe82f8dcc3fb344a265706a2cb05bffda54a200ff505c
[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] 542e11f2181798f2a3cad6f37bdfa27b5ec3921e3a32383a0dd7ed766d2f36cb
[INFO] running `Command { std: "docker" "start" "-a" "542e11f2181798f2a3cad6f37bdfa27b5ec3921e3a32383a0dd7ed766d2f36cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking configparser v3.0.0
[INFO] [stderr]     Checking sni_shuffle v0.1.0
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]    Compiling enum-iterator-derive v1.0.1
[INFO] [stderr]     Checking enum-iterator v1.1.2
[INFO] [stderr]     Checking omg-cool v0.1.2
[INFO] [stderr]     Checking lucian v0.2.12
[INFO] [stderr]     Checking theshy_server v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.54s
[INFO] running `Command { std: "docker" "inspect" "542e11f2181798f2a3cad6f37bdfa27b5ec3921e3a32383a0dd7ed766d2f36cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "542e11f2181798f2a3cad6f37bdfa27b5ec3921e3a32383a0dd7ed766d2f36cb", kill_on_drop: false }`
[INFO] [stdout] 542e11f2181798f2a3cad6f37bdfa27b5ec3921e3a32383a0dd7ed766d2f36cb
[INFO] checking theshy_server-0.1.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate theshy_server 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate theshy_server 0.1.1 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 theshy_server 0.1.1
[INFO] finished tweaking crates.io crate theshy_server 0.1.1
[INFO] tweaked toml for crates.io crate theshy_server 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate theshy_server 0.1.1 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4d4aa174f47219ae5a96814361ec10bd79c3b128a229ae0696da65e9b9c15ca5
[INFO] running `Command { std: "docker" "start" "-a" "4d4aa174f47219ae5a96814361ec10bd79c3b128a229ae0696da65e9b9c15ca5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d4aa174f47219ae5a96814361ec10bd79c3b128a229ae0696da65e9b9c15ca5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d4aa174f47219ae5a96814361ec10bd79c3b128a229ae0696da65e9b9c15ca5", kill_on_drop: false }`
[INFO] [stdout] 4d4aa174f47219ae5a96814361ec10bd79c3b128a229ae0696da65e9b9c15ca5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a4763ffe8cde10290759d82628f38c28c7df434280f55da1190d010f3243b6e4
[INFO] running `Command { std: "docker" "start" "-a" "a4763ffe8cde10290759d82628f38c28c7df434280f55da1190d010f3243b6e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking configparser v3.0.0
[INFO] [stderr]     Checking sni_shuffle v0.1.0
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]    Compiling enum-iterator-derive v1.0.1
[INFO] [stderr]     Checking enum-iterator v1.1.2
[INFO] [stderr]     Checking omg-cool v0.1.2
[INFO] [stderr]     Checking lucian v0.2.12
[INFO] [stderr]     Checking theshy_server v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.13s
[INFO] running `Command { std: "docker" "inspect" "a4763ffe8cde10290759d82628f38c28c7df434280f55da1190d010f3243b6e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4763ffe8cde10290759d82628f38c28c7df434280f55da1190d010f3243b6e4", kill_on_drop: false }`
[INFO] [stdout] a4763ffe8cde10290759d82628f38c28c7df434280f55da1190d010f3243b6e4