[INFO] fetching crate useful-serenity 0.1.4... [INFO] checking useful-serenity-0.1.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate useful-serenity 0.1.4 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate useful-serenity 0.1.4 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 useful-serenity 0.1.4 [INFO] finished tweaking crates.io crate useful-serenity 0.1.4 [INFO] tweaked toml for crates.io crate useful-serenity 0.1.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 177 packages [INFO] [stderr] Adding async-tungstenite v0.11.0 (latest: v0.25.1) [INFO] [stderr] Adding base64 v0.12.3 (latest: v0.22.0) [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.0) [INFO] [stderr] Adding base64 v0.21.7 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding block-buffer v0.9.0 (latest: v0.10.4) [INFO] [stderr] Adding bytes v0.5.6 (latest: v1.6.0) [INFO] [stderr] Adding digest v0.9.0 (latest: v0.10.7) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding h2 v0.3.26 (latest: v0.4.4) [INFO] [stderr] Adding http v0.2.12 (latest: v1.1.0) [INFO] [stderr] Adding http-body v0.4.6 (latest: v1.0.0) [INFO] [stderr] Adding hyper v0.14.28 (latest: v1.2.0) [INFO] [stderr] Adding hyper-rustls v0.24.2 (latest: v0.27.0) [INFO] [stderr] Adding input_buffer v0.3.1 (latest: v0.5.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding reqwest v0.11.27 (latest: v0.12.3) [INFO] [stderr] Adding ring v0.16.20 (latest: v0.17.8) [INFO] [stderr] Adding rustls v0.19.1 (latest: v0.23.4) [INFO] [stderr] Adding rustls v0.21.10 (latest: v0.23.4) [INFO] [stderr] Adding rustls-pemfile v1.0.4 (latest: v2.1.1) [INFO] [stderr] Adding rustls-webpki v0.101.7 (latest: v0.102.2) [INFO] [stderr] Adding sct v0.6.1 (latest: v0.7.1) [INFO] [stderr] Adding serenity v0.10.10 (latest: v0.12.1) [INFO] [stderr] Adding sha-1 v0.9.8 (latest: v0.10.1) [INFO] [stderr] Adding spin v0.5.2 (latest: v0.9.8) [INFO] [stderr] Adding sync_wrapper v0.1.2 (latest: v1.0.0) [INFO] [stderr] Adding system-configuration v0.5.1 (latest: v0.6.0) [INFO] [stderr] Adding system-configuration-sys v0.5.0 (latest: v0.6.0) [INFO] [stderr] Adding tokio-rustls v0.22.0 (latest: v0.26.0) [INFO] [stderr] Adding tokio-rustls v0.24.1 (latest: v0.26.0) [INFO] [stderr] Adding tungstenite v0.11.1 (latest: v0.21.0) [INFO] [stderr] Adding typemap_rev v0.1.5 (latest: v0.3.0) [INFO] [stderr] Adding untrusted v0.7.1 (latest: v0.9.0) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding webpki v0.21.4 (latest: v0.22.4) [INFO] [stderr] Adding webpki-roots v0.20.0 (latest: v0.26.1) [INFO] [stderr] Adding webpki-roots v0.25.4 (latest: v0.26.1) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding winreg v0.50.0 (latest: v0.52.0) [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 async-tungstenite v0.11.0 [INFO] [stderr] Downloaded serenity v0.10.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 09315f1ff5c4c3ec4e469cbfe23bfda6f8fd05e3f804f299f3233e6a9b0dd368 [INFO] running `Command { std: "docker" "start" "-a" "09315f1ff5c4c3ec4e469cbfe23bfda6f8fd05e3f804f299f3233e6a9b0dd368", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "09315f1ff5c4c3ec4e469cbfe23bfda6f8fd05e3f804f299f3233e6a9b0dd368", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09315f1ff5c4c3ec4e469cbfe23bfda6f8fd05e3f804f299f3233e6a9b0dd368", kill_on_drop: false }` [INFO] [stdout] 09315f1ff5c4c3ec4e469cbfe23bfda6f8fd05e3f804f299f3233e6a9b0dd368 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ae2dda127aabc9f7fcbca3b023ae41c8e01a549da3744fb4024894e00371896f [INFO] running `Command { std: "docker" "start" "-a" "ae2dda127aabc9f7fcbca3b023ae41c8e01a549da3744fb4024894e00371896f", kill_on_drop: false }` [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling ring v0.17.8 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling rustls v0.21.10 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking lock_api v0.4.11 [INFO] [stderr] Compiling serenity v0.10.10 [INFO] [stderr] Checking typemap_rev v0.1.5 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking sct v0.6.1 [INFO] [stderr] Checking rustls v0.19.1 [INFO] [stderr] Checking webpki-roots v0.20.0 [INFO] [stderr] Checking rustls-webpki v0.101.7 [INFO] [stderr] Checking sct v0.7.1 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tokio-rustls v0.22.0 [INFO] [stderr] Checking async-tungstenite v0.11.0 [INFO] [stderr] Checking h2 v0.3.26 [INFO] [stderr] Checking tokio-rustls v0.24.1 [INFO] [stderr] Checking hyper v0.14.28 [INFO] [stderr] Checking hyper-rustls v0.24.2 [INFO] [stderr] Checking reqwest v0.11.27 [INFO] [stderr] Checking useful-serenity v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.84s [INFO] running `Command { std: "docker" "inspect" "ae2dda127aabc9f7fcbca3b023ae41c8e01a549da3744fb4024894e00371896f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae2dda127aabc9f7fcbca3b023ae41c8e01a549da3744fb4024894e00371896f", kill_on_drop: false }` [INFO] [stdout] ae2dda127aabc9f7fcbca3b023ae41c8e01a549da3744fb4024894e00371896f [INFO] checking useful-serenity-0.1.4 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate useful-serenity 0.1.4 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate useful-serenity 0.1.4 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 useful-serenity 0.1.4 [INFO] finished tweaking crates.io crate useful-serenity 0.1.4 [INFO] tweaked toml for crates.io crate useful-serenity 0.1.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [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] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8e1776f9420af7eb2fe851bd72d23256ea927c2d8be3c67a81b62c5d9184172c [INFO] running `Command { std: "docker" "start" "-a" "8e1776f9420af7eb2fe851bd72d23256ea927c2d8be3c67a81b62c5d9184172c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8e1776f9420af7eb2fe851bd72d23256ea927c2d8be3c67a81b62c5d9184172c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e1776f9420af7eb2fe851bd72d23256ea927c2d8be3c67a81b62c5d9184172c", kill_on_drop: false }` [INFO] [stdout] 8e1776f9420af7eb2fe851bd72d23256ea927c2d8be3c67a81b62c5d9184172c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c66216e96c8e01e56a46a09e11febb2fc798a1aab4d54b33c50bfb2bad6ef882 [INFO] running `Command { std: "docker" "start" "-a" "c66216e96c8e01e56a46a09e11febb2fc798a1aab4d54b33c50bfb2bad6ef882", kill_on_drop: false }` [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling ring v0.17.8 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling rustls v0.21.10 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Checking lock_api v0.4.11 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Compiling serenity v0.10.10 [INFO] [stderr] Checking typemap_rev v0.1.5 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking sct v0.6.1 [INFO] [stderr] Checking rustls v0.19.1 [INFO] [stderr] Checking webpki-roots v0.20.0 [INFO] [stderr] Checking rustls-webpki v0.101.7 [INFO] [stderr] Checking sct v0.7.1 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tokio-rustls v0.22.0 [INFO] [stderr] Checking h2 v0.3.26 [INFO] [stderr] Checking async-tungstenite v0.11.0 [INFO] [stderr] Checking tokio-rustls v0.24.1 [INFO] [stderr] Checking hyper v0.14.28 [INFO] [stderr] Checking hyper-rustls v0.24.2 [INFO] [stderr] Checking reqwest v0.11.27 [INFO] [stderr] Checking useful-serenity v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.31s [INFO] running `Command { std: "docker" "inspect" "c66216e96c8e01e56a46a09e11febb2fc798a1aab4d54b33c50bfb2bad6ef882", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c66216e96c8e01e56a46a09e11febb2fc798a1aab4d54b33c50bfb2bad6ef882", kill_on_drop: false }` [INFO] [stdout] c66216e96c8e01e56a46a09e11febb2fc798a1aab4d54b33c50bfb2bad6ef882