[INFO] cloning repository https://github.com/ShivaBhattacharjee/Synthia
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ShivaBhattacharjee/Synthia" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShivaBhattacharjee%2FSynthia", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShivaBhattacharjee%2FSynthia'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 407579eebda39bfdad0d673dac0a152f28081df8
[INFO] checking ShivaBhattacharjee/Synthia against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShivaBhattacharjee%2FSynthia" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ShivaBhattacharjee/Synthia 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] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/ShivaBhattacharjee/Synthia
[INFO] finished tweaking git repo https://github.com/ShivaBhattacharjee/Synthia
[INFO] tweaked toml for git repo https://github.com/ShivaBhattacharjee/Synthia written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ShivaBhattacharjee/Synthia 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 pest_generator v2.7.1
[INFO] [stderr]   Downloaded pest_derive v2.7.1
[INFO] [stderr]   Downloaded chrono-tz-build v0.0.3
[INFO] [stderr]   Downloaded pest_meta v2.7.1
[INFO] [stderr]   Downloaded pest v2.7.1
[INFO] [stderr]   Downloaded serde v1.0.173
[INFO] [stderr]   Downloaded chrono-tz v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7313884f163d96ff8038c56fe3caa765c4c60b4fcc5b2b4d7c9640b4d60332cd
[INFO] running `Command { std: "docker" "start" "-a" "7313884f163d96ff8038c56fe3caa765c4c60b4fcc5b2b4d7c9640b4d60332cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7313884f163d96ff8038c56fe3caa765c4c60b4fcc5b2b4d7c9640b4d60332cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7313884f163d96ff8038c56fe3caa765c4c60b4fcc5b2b4d7c9640b4d60332cd", kill_on_drop: false }`
[INFO] [stdout] 7313884f163d96ff8038c56fe3caa765c4c60b4fcc5b2b4d7c9640b4d60332cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c450ac2cf8b809373736dde793b2833956f897bdff1125e65de574e6a94c4b2a
[INFO] running `Command { std: "docker" "start" "-a" "c450ac2cf8b809373736dde793b2833956f897bdff1125e65de574e6a94c4b2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling thiserror v1.0.43
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling uncased v0.9.9
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]    Compiling openssl v0.10.55
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling serde v1.0.173
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling syn v2.0.26
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling serde_json v1.0.103
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking ipnet v2.8.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling openssl-sys v0.9.90
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling regex-automata v0.3.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.43
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling regex v1.9.1
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]    Compiling chrono-tz-build v0.0.3
[INFO] [stderr]    Compiling pest v2.7.1
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]    Compiling chrono-tz v0.6.3
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking h2 v0.3.20
[INFO] [stderr]    Compiling pest_meta v2.7.1
[INFO] [stderr]    Compiling pest_generator v2.7.1
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling pest_derive v2.7.1
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.18
[INFO] [stderr]     Checking synthia v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.96s
[INFO] running `Command { std: "docker" "inspect" "c450ac2cf8b809373736dde793b2833956f897bdff1125e65de574e6a94c4b2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c450ac2cf8b809373736dde793b2833956f897bdff1125e65de574e6a94c4b2a", kill_on_drop: false }`
[INFO] [stdout] c450ac2cf8b809373736dde793b2833956f897bdff1125e65de574e6a94c4b2a
[INFO] checking ShivaBhattacharjee/Synthia against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShivaBhattacharjee%2FSynthia" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ShivaBhattacharjee/Synthia 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] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/ShivaBhattacharjee/Synthia
[INFO] finished tweaking git repo https://github.com/ShivaBhattacharjee/Synthia
[INFO] tweaked toml for git repo https://github.com/ShivaBhattacharjee/Synthia written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ShivaBhattacharjee/Synthia 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0b53fb4292f7cd4c62ca03026a4c0aa099c9ab9c69152aa9965303dd010a1a2c
[INFO] running `Command { std: "docker" "start" "-a" "0b53fb4292f7cd4c62ca03026a4c0aa099c9ab9c69152aa9965303dd010a1a2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b53fb4292f7cd4c62ca03026a4c0aa099c9ab9c69152aa9965303dd010a1a2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b53fb4292f7cd4c62ca03026a4c0aa099c9ab9c69152aa9965303dd010a1a2c", kill_on_drop: false }`
[INFO] [stdout] 0b53fb4292f7cd4c62ca03026a4c0aa099c9ab9c69152aa9965303dd010a1a2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 947452b40c3a991f7abe5daeea57099f135c5e0d361fa164f464e75998a21102
[INFO] running `Command { std: "docker" "start" "-a" "947452b40c3a991f7abe5daeea57099f135c5e0d361fa164f464e75998a21102", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling thiserror v1.0.43
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling uncased v0.9.9
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]    Compiling openssl v0.10.55
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling serde v1.0.173
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling serde_json v1.0.103
[INFO] [stderr]    Compiling syn v2.0.26
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking ipnet v2.8.0
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling openssl-sys v0.9.90
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling regex-automata v0.3.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.43
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling regex v1.9.1
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking h2 v0.3.20
[INFO] [stderr]    Compiling chrono-tz-build v0.0.3
[INFO] [stderr]    Compiling pest v2.7.1
[INFO] [stderr]    Compiling chrono-tz v0.6.3
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]    Compiling pest_meta v2.7.1
[INFO] [stderr]    Compiling pest_generator v2.7.1
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling pest_derive v2.7.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.18
[INFO] [stderr]     Checking synthia v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.40s
[INFO] running `Command { std: "docker" "inspect" "947452b40c3a991f7abe5daeea57099f135c5e0d361fa164f464e75998a21102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "947452b40c3a991f7abe5daeea57099f135c5e0d361fa164f464e75998a21102", kill_on_drop: false }`
[INFO] [stdout] 947452b40c3a991f7abe5daeea57099f135c5e0d361fa164f464e75998a21102