[INFO] cloning repository https://github.com/daharon/y2R68tLZ [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daharon/y2R68tLZ" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaharon%2Fy2R68tLZ", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaharon%2Fy2R68tLZ'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 75c12175736f0fe8bb8b3dcd2b757b953e8f41a5 [INFO] checking daharon/y2R68tLZ against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaharon%2Fy2R68tLZ" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/daharon/y2R68tLZ 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/daharon/y2R68tLZ [INFO] finished tweaking git repo https://github.com/daharon/y2R68tLZ [INFO] tweaked toml for git repo https://github.com/daharon/y2R68tLZ written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/daharon/y2R68tLZ 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 syn v1.0.83 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 69b1991b462a1dcb3dae1f87450017a3c75ff40acdd05cdc58062c1b72d7ad78 [INFO] running `Command { std: "docker" "start" "-a" "69b1991b462a1dcb3dae1f87450017a3c75ff40acdd05cdc58062c1b72d7ad78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "69b1991b462a1dcb3dae1f87450017a3c75ff40acdd05cdc58062c1b72d7ad78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69b1991b462a1dcb3dae1f87450017a3c75ff40acdd05cdc58062c1b72d7ad78", kill_on_drop: false }` [INFO] [stdout] 69b1991b462a1dcb3dae1f87450017a3c75ff40acdd05cdc58062c1b72d7ad78 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 66567861ab9b4e9517d3b3ff851035cc2ed127cde11234c7894e11c2b812da59 [INFO] running `Command { std: "docker" "start" "-a" "66567861ab9b4e9517d3b3ff851035cc2ed127cde11234c7894e11c2b812da59", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling futures-task v0.3.19 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Compiling openssl v0.10.38 [INFO] [stderr] Checking http v0.2.5 [INFO] [stderr] Checking tracing-core v0.1.21 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling futures-channel v0.3.19 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Compiling native-tls v0.2.8 [INFO] [stderr] Compiling httparse v1.5.1 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Checking futures-sink v0.3.19 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking futures-io v0.3.19 [INFO] [stderr] Checking tracing v0.1.29 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling serde v1.0.132 [INFO] [stderr] Compiling openssl-sys v0.9.72 [INFO] [stderr] Checking openssl-probe v0.1.4 [INFO] [stderr] Checking tokio v1.15.0 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking socket2 v0.4.2 [INFO] [stderr] Checking unicode-bidi v0.3.7 [INFO] [stderr] Compiling encoding_rs v0.8.30 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking http-body v0.4.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ipnet v2.3.1 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking md5 v0.7.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking tokio-util v0.6.9 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking h2 v0.3.9 [INFO] [stderr] Checking hyper v0.14.16 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.8 [INFO] [stderr] Checking phash v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.28s [INFO] running `Command { std: "docker" "inspect" "66567861ab9b4e9517d3b3ff851035cc2ed127cde11234c7894e11c2b812da59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66567861ab9b4e9517d3b3ff851035cc2ed127cde11234c7894e11c2b812da59", kill_on_drop: false }` [INFO] [stdout] 66567861ab9b4e9517d3b3ff851035cc2ed127cde11234c7894e11c2b812da59 [INFO] checking daharon/y2R68tLZ against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaharon%2Fy2R68tLZ" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/daharon/y2R68tLZ 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/daharon/y2R68tLZ [INFO] finished tweaking git repo https://github.com/daharon/y2R68tLZ [INFO] tweaked toml for git repo https://github.com/daharon/y2R68tLZ written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/daharon/y2R68tLZ 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4e5ed971009c5634d1a042f1cb0d781006015a9d6bc9b710d8602add7e8eb875 [INFO] running `Command { std: "docker" "start" "-a" "4e5ed971009c5634d1a042f1cb0d781006015a9d6bc9b710d8602add7e8eb875", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e5ed971009c5634d1a042f1cb0d781006015a9d6bc9b710d8602add7e8eb875", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e5ed971009c5634d1a042f1cb0d781006015a9d6bc9b710d8602add7e8eb875", kill_on_drop: false }` [INFO] [stdout] 4e5ed971009c5634d1a042f1cb0d781006015a9d6bc9b710d8602add7e8eb875 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 14b53650c59a86fb9b5159b54933008c31792752ad71ad50c852dd730883b3ac [INFO] running `Command { std: "docker" "start" "-a" "14b53650c59a86fb9b5159b54933008c31792752ad71ad50c852dd730883b3ac", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling futures-task v0.3.19 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Compiling openssl v0.10.38 [INFO] [stderr] Checking http v0.2.5 [INFO] [stderr] Checking tracing-core v0.1.21 [INFO] [stderr] Checking futures-io v0.3.19 [INFO] [stderr] Compiling native-tls v0.2.8 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking futures-sink v0.3.19 [INFO] [stderr] Compiling httparse v1.5.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Compiling futures-channel v0.3.19 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Checking tracing v0.1.29 [INFO] [stderr] Compiling serde v1.0.132 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Checking openssl-probe v0.1.4 [INFO] [stderr] Checking tokio v1.15.0 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Compiling openssl-sys v0.9.72 [INFO] [stderr] Checking socket2 v0.4.2 [INFO] [stderr] Checking unicode-bidi v0.3.7 [INFO] [stderr] Compiling encoding_rs v0.8.30 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking http-body v0.4.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking ipnet v2.3.1 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking md5 v0.7.0 [INFO] [stderr] Checking tokio-util v0.6.9 [INFO] [stderr] Checking h2 v0.3.9 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking hyper v0.14.16 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.8 [INFO] [stderr] Checking phash v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.51s [INFO] running `Command { std: "docker" "inspect" "14b53650c59a86fb9b5159b54933008c31792752ad71ad50c852dd730883b3ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14b53650c59a86fb9b5159b54933008c31792752ad71ad50c852dd730883b3ac", kill_on_drop: false }` [INFO] [stdout] 14b53650c59a86fb9b5159b54933008c31792752ad71ad50c852dd730883b3ac