[INFO] cloning repository https://github.com/Divoolej/picobu [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Divoolej/picobu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDivoolej%2Fpicobu", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDivoolej%2Fpicobu'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6c2b830abba92d84071bde3d088a520e435f6624 [INFO] checking Divoolej/picobu against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDivoolej%2Fpicobu" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Divoolej/picobu 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/Divoolej/picobu [INFO] finished tweaking git repo https://github.com/Divoolej/picobu [INFO] tweaked toml for git repo https://github.com/Divoolej/picobu written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Divoolej/picobu 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 strsim v0.7.0 [INFO] [stderr] Downloaded structopt-derive v0.2.14 [INFO] [stderr] Downloaded textwrap v0.10.0 [INFO] [stderr] Downloaded quote v0.6.11 [INFO] [stderr] Downloaded structopt v0.2.14 [INFO] [stderr] Downloaded fsevent v0.2.17 [INFO] [stderr] Downloaded unicode-segmentation v1.2.1 [INFO] [stderr] Downloaded fuchsia-cprng v0.1.0 [INFO] [stderr] Downloaded proc-macro2 v0.3.8 [INFO] [stderr] Downloaded cc v1.0.28 [INFO] [stderr] Downloaded num_cpus v1.9.0 [INFO] [stderr] Downloaded syn v0.13.11 [INFO] [stderr] Downloaded libc v0.2.48 [INFO] [stderr] Downloaded futures v0.1.25 [INFO] [stderr] Downloaded mio v0.6.16 [INFO] [stderr] Downloaded clap v2.32.0 [INFO] [stderr] Downloaded rand_pcg v0.1.1 [INFO] [stderr] Downloaded tokio-io v0.1.11 [INFO] [stderr] Downloaded inotify v0.6.1 [INFO] [stderr] Downloaded notify v4.0.7 [INFO] [stderr] Downloaded quote v0.5.2 [INFO] [stderr] Downloaded derive_more v0.11.0 [INFO] [stderr] Downloaded filetime v0.2.4 [INFO] [stderr] Downloaded fsevent-sys v0.1.6 [INFO] [stderr] Downloaded rand_jitter v0.1.2 [INFO] [stderr] Downloaded rand_os v0.1.2 [INFO] [stderr] Downloaded lazy_static v1.2.0 [INFO] [stderr] Downloaded tokio-executor v0.1.6 [INFO] [stderr] Downloaded smallvec v0.6.8 [INFO] [stderr] Downloaded hotwatch v0.3.1 [INFO] [stderr] Downloaded redox_syscall v0.1.51 [INFO] [stderr] Downloaded syn v0.15.26 [INFO] [stderr] Downloaded tokio-reactor v0.1.8 [INFO] [stderr] Downloaded ctrlc v3.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 681d3db48c2323ed1c858e8f964a40f8ecdf4370aff578eb5ed6b1ec3a389d82 [INFO] running `Command { std: "docker" "start" "-a" "681d3db48c2323ed1c858e8f964a40f8ecdf4370aff578eb5ed6b1ec3a389d82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "681d3db48c2323ed1c858e8f964a40f8ecdf4370aff578eb5ed6b1ec3a389d82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "681d3db48c2323ed1c858e8f964a40f8ecdf4370aff578eb5ed6b1ec3a389d82", kill_on_drop: false }` [INFO] [stdout] 681d3db48c2323ed1c858e8f964a40f8ecdf4370aff578eb5ed6b1ec3a389d82 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 77e94c0c176b6fefb0d0ca7802fe2fc59fb7f9146a24dc867e62f987f6ab5120 [INFO] running `Command { std: "docker" "start" "-a" "77e94c0c176b6fefb0d0ca7802fe2fc59fb7f9146a24dc867e62f987f6ab5120", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking smallvec v0.6.8 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.2 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking futures v0.1.25 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Checking num_cpus v1.9.0 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking inotify-sys v0.1.3 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Checking tokio-io v0.1.11 [INFO] [stderr] Checking tokio-executor v0.1.6 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking filetime v0.2.4 [INFO] [stderr] Checking mio-extras v2.0.5 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking tokio-reactor v0.1.8 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking inotify v0.6.1 [INFO] [stderr] Checking notify v4.0.7 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling derive_more v0.11.0 [INFO] [stderr] Checking ctrlc v3.1.1 [INFO] [stderr] Checking structopt v0.2.14 [INFO] [stderr] Checking hotwatch v0.3.1 [INFO] [stderr] Checking picobu v1.0.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.28s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.13.11 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "77e94c0c176b6fefb0d0ca7802fe2fc59fb7f9146a24dc867e62f987f6ab5120", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77e94c0c176b6fefb0d0ca7802fe2fc59fb7f9146a24dc867e62f987f6ab5120", kill_on_drop: false }` [INFO] [stdout] 77e94c0c176b6fefb0d0ca7802fe2fc59fb7f9146a24dc867e62f987f6ab5120 [INFO] checking Divoolej/picobu against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDivoolej%2Fpicobu" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Divoolej/picobu 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/Divoolej/picobu [INFO] finished tweaking git repo https://github.com/Divoolej/picobu [INFO] tweaked toml for git repo https://github.com/Divoolej/picobu written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Divoolej/picobu 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7b78495ce27523c84d7f31930af0fdf464a97bc8dc6b19c140ecb8a8ad6f83fc [INFO] running `Command { std: "docker" "start" "-a" "7b78495ce27523c84d7f31930af0fdf464a97bc8dc6b19c140ecb8a8ad6f83fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b78495ce27523c84d7f31930af0fdf464a97bc8dc6b19c140ecb8a8ad6f83fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b78495ce27523c84d7f31930af0fdf464a97bc8dc6b19c140ecb8a8ad6f83fc", kill_on_drop: false }` [INFO] [stdout] 7b78495ce27523c84d7f31930af0fdf464a97bc8dc6b19c140ecb8a8ad6f83fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 39d6c73ed8e8b30c83fdabf92f6ff57fa2b44ac470f955994c1e6454c922aa9f [INFO] running `Command { std: "docker" "start" "-a" "39d6c73ed8e8b30c83fdabf92f6ff57fa2b44ac470f955994c1e6454c922aa9f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking smallvec v0.6.8 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_jitter v0.1.2 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking futures v0.1.25 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking num_cpus v1.9.0 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking inotify-sys v0.1.3 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Checking mio-extras v2.0.5 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking tokio-io v0.1.11 [INFO] [stderr] Checking tokio-executor v0.1.6 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking filetime v0.2.4 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking tokio-reactor v0.1.8 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking inotify v0.6.1 [INFO] [stderr] Checking notify v4.0.7 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling derive_more v0.11.0 [INFO] [stderr] Checking ctrlc v3.1.1 [INFO] [stderr] Checking structopt v0.2.14 [INFO] [stderr] Checking hotwatch v0.3.1 [INFO] [stderr] Checking picobu v1.0.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.18s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.13.11 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "39d6c73ed8e8b30c83fdabf92f6ff57fa2b44ac470f955994c1e6454c922aa9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39d6c73ed8e8b30c83fdabf92f6ff57fa2b44ac470f955994c1e6454c922aa9f", kill_on_drop: false }` [INFO] [stdout] 39d6c73ed8e8b30c83fdabf92f6ff57fa2b44ac470f955994c1e6454c922aa9f