[INFO] fetching crate twist-lz4 0.3.1... [INFO] checking twist-lz4-0.3.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate twist-lz4 0.3.1 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate twist-lz4 0.3.1 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 twist-lz4 0.3.1 [INFO] finished tweaking crates.io crate twist-lz4 0.3.1 [INFO] tweaked toml for crates.io crate twist-lz4 0.3.1 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 106 packages [INFO] [stderr] Adding base64 v0.4.2 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding byteorder v0.5.3 (latest: v1.5.0) [INFO] [stderr] Adding bytes v0.4.12 (latest: v1.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding chrono v0.2.25 (latest: v0.4.37) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding crossbeam v0.2.12 (latest: v0.8.4) [INFO] [stderr] Adding crossbeam-deque v0.7.4 (latest: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.8.2 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-queue v0.2.3 (latest: v0.3.11) [INFO] [stderr] Adding crossbeam-utils v0.7.2 (latest: v0.8.19) [INFO] [stderr] Adding error-chain v0.10.0 (latest: v0.12.4) [INFO] [stderr] Adding futures v0.1.31 (latest: v0.3.30) [INFO] [stderr] Adding isatty v0.1.9 (latest: v0.2.0) [INFO] [stderr] Adding lock_api v0.3.4 (latest: v0.4.11) [INFO] [stderr] Adding log v0.3.9 (latest: v0.4.21) [INFO] [stderr] Adding memoffset v0.5.6 (latest: v0.9.1) [INFO] [stderr] Adding mio v0.6.23 (latest: v0.8.11) [INFO] [stderr] Adding miow v0.2.2 (latest: v0.6.0) [INFO] [stderr] Adding num v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding parking_lot v0.9.0 (latest: v0.12.1) [INFO] [stderr] Adding parking_lot_core v0.6.3 (latest: v0.9.9) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding rand v0.3.23 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.1) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding scoped-tls v0.1.2 (latest: v1.0.1) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding sha1 v0.2.0 (latest: v0.10.6) [INFO] [stderr] Adding slab v0.3.0 (latest: v0.4.9) [INFO] [stderr] Adding slog v1.7.1 (latest: v2.7.0) [INFO] [stderr] Adding slog-atomic v0.4.3 (latest: v3.1.0) [INFO] [stderr] Adding slog-term v1.5.0 (latest: v2.9.1) [INFO] [stderr] Adding smallvec v0.2.1 (latest: v1.13.2) [INFO] [stderr] Adding smallvec v0.6.14 (latest: v1.13.2) [INFO] [stderr] Adding thread_local v0.3.6 (latest: v1.1.8) [INFO] [stderr] Adding time v0.1.45 (latest: v0.3.34) [INFO] [stderr] Adding tokio v0.1.22 (latest: v1.37.0) [INFO] [stderr] Adding uuid v0.4.0 (latest: v1.8.0) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [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 slog-stream v1.2.1 [INFO] [stderr] Downloaded tokio-proto v0.1.1 [INFO] [stderr] Downloaded take v0.1.0 [INFO] [stderr] Downloaded vatfluid v0.3.0 [INFO] [stderr] Downloaded slog-term v1.5.0 [INFO] [stderr] Downloaded smallvec v0.2.1 [INFO] [stderr] Downloaded twist v0.7.1 [INFO] [stderr] Downloaded lz4-compress v0.1.1 [INFO] [stderr] Downloaded sha1 v0.2.0 [INFO] [stderr] Downloaded crossbeam v0.2.12 [INFO] [stderr] Downloaded slog-atomic v0.4.3 [INFO] [stderr] Downloaded chrono v0.2.25 [INFO] [stderr] Downloaded isatty v0.1.9 [INFO] [stderr] Downloaded slog v1.7.1 [INFO] [stderr] Downloaded slog-extra v0.1.2 [INFO] [stderr] Downloaded uuid v0.4.0 [INFO] [stderr] Downloaded base64 v0.4.2 [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] 0cc1e17b1b1ce4c8ea550491e5054f4116d417b8e4a1190c01b67e086475b704 [INFO] running `Command { std: "docker" "start" "-a" "0cc1e17b1b1ce4c8ea550491e5054f4116d417b8e4a1190c01b67e086475b704", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0cc1e17b1b1ce4c8ea550491e5054f4116d417b8e4a1190c01b67e086475b704", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cc1e17b1b1ce4c8ea550491e5054f4116d417b8e4a1190c01b67e086475b704", kill_on_drop: false }` [INFO] [stdout] 0cc1e17b1b1ce4c8ea550491e5054f4116d417b8e4a1190c01b67e086475b704 [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] 559ed9d29e845135c231ea1489c9a8f9ffc31d3017e453f5bc67473f68e87970 [INFO] running `Command { std: "docker" "start" "-a" "559ed9d29e845135c231ea1489c9a8f9ffc31d3017e453f5bc67473f68e87970", kill_on_drop: false }` [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking slog v1.7.1 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking slog-extra v0.1.2 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking slog-stream v1.2.1 [INFO] [stderr] Checking isatty v0.1.9 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking crossbeam v0.2.12 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking uuid v0.4.0 [INFO] [stderr] Checking base64 v0.4.2 [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Checking sha1 v0.2.0 [INFO] [stderr] Checking lz4-compress v0.1.1 [INFO] [stderr] Checking slog-atomic v0.4.3 [INFO] [stderr] Checking slog-term v1.5.0 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.18 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking vatfluid v0.3.0 [INFO] [stderr] Checking twist v0.7.1 [INFO] [stderr] Checking twist-lz4 v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.11s [INFO] running `Command { std: "docker" "inspect" "559ed9d29e845135c231ea1489c9a8f9ffc31d3017e453f5bc67473f68e87970", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "559ed9d29e845135c231ea1489c9a8f9ffc31d3017e453f5bc67473f68e87970", kill_on_drop: false }` [INFO] [stdout] 559ed9d29e845135c231ea1489c9a8f9ffc31d3017e453f5bc67473f68e87970 [INFO] checking twist-lz4-0.3.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate twist-lz4 0.3.1 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate twist-lz4 0.3.1 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 twist-lz4 0.3.1 [INFO] finished tweaking crates.io crate twist-lz4 0.3.1 [INFO] tweaked toml for crates.io crate twist-lz4 0.3.1 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] 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] 7c4f49a3597f4b713506f526789cf65030ede5508dd2d88eb6a147d704ffb566 [INFO] running `Command { std: "docker" "start" "-a" "7c4f49a3597f4b713506f526789cf65030ede5508dd2d88eb6a147d704ffb566", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7c4f49a3597f4b713506f526789cf65030ede5508dd2d88eb6a147d704ffb566", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c4f49a3597f4b713506f526789cf65030ede5508dd2d88eb6a147d704ffb566", kill_on_drop: false }` [INFO] [stdout] 7c4f49a3597f4b713506f526789cf65030ede5508dd2d88eb6a147d704ffb566 [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] 111c090bfe7bcb7cb4eec1cefc7e11b9c09042c95de2c24af8425028b985bc85 [INFO] running `Command { std: "docker" "start" "-a" "111c090bfe7bcb7cb4eec1cefc7e11b9c09042c95de2c24af8425028b985bc85", kill_on_drop: false }` [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking slog v1.7.1 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking slog-extra v0.1.2 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking slog-stream v1.2.1 [INFO] [stderr] Checking isatty v0.1.9 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking crossbeam v0.2.12 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking uuid v0.4.0 [INFO] [stderr] Checking base64 v0.4.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Checking sha1 v0.2.0 [INFO] [stderr] Checking slog-atomic v0.4.3 [INFO] [stderr] Checking lz4-compress v0.1.1 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.18 [INFO] [stderr] Checking slog-term v1.5.0 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking vatfluid v0.3.0 [INFO] [stderr] Checking twist v0.7.1 [INFO] [stderr] Checking twist-lz4 v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.88s [INFO] running `Command { std: "docker" "inspect" "111c090bfe7bcb7cb4eec1cefc7e11b9c09042c95de2c24af8425028b985bc85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "111c090bfe7bcb7cb4eec1cefc7e11b9c09042c95de2c24af8425028b985bc85", kill_on_drop: false }` [INFO] [stdout] 111c090bfe7bcb7cb4eec1cefc7e11b9c09042c95de2c24af8425028b985bc85