[INFO] fetching crate fb_stats 0.1.2... [INFO] checking fb_stats-0.1.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate fb_stats 0.1.2 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate fb_stats 0.1.2 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 fb_stats 0.1.2 [INFO] finished tweaking crates.io crate fb_stats 0.1.2 [INFO] tweaked toml for crates.io crate fb_stats 0.1.2 written to /workspace/builds/worker-2-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 107 packages [INFO] [stderr] Adding auto_impl v0.4.1 (latest: v1.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding bytes v0.4.12 (latest: v1.6.0) [INFO] [stderr] Adding bytes v0.5.6 (latest: v1.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [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 env_logger v0.7.1 (latest: v0.11.3) [INFO] [stderr] Adding fb_futures_ext v0.1.2 (latest: v0.2.0) [INFO] [stderr] Adding fb_stats_traits v0.1.0 (latest: v0.2.0) [INFO] [stderr] Adding fbinit v0.1.2 (latest: v0.2.0) [INFO] [stderr] Adding fbinit_macros v0.1.2 (latest: v0.2.0) [INFO] [stderr] Adding futures v0.1.31 (latest: v0.3.30) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding lock_api v0.3.4 (latest: v0.4.11) [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 miow v0.3.7 (latest: v0.6.0) [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 pin-project-lite v0.1.12 (latest: v0.2.14) [INFO] [stderr] Adding quickcheck v0.9.2 (latest: v1.0.3) [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 v0.1.57 (latest: v0.5.1) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [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 smallvec v0.6.14 (latest: v1.13.2) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding tokio v0.1.22 (latest: v1.37.0) [INFO] [stderr] Adding tokio v0.2.13 (latest: v1.37.0) [INFO] [stderr] Adding tokio-macros v0.2.6 (latest: v2.2.0) [INFO] [stderr] Adding wasi v0.9.0+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 tokio-io v0.1.13 [INFO] [stderr] Downloaded fb_stats_traits v0.1.0 [INFO] [stderr] Downloaded fbinit_macros v0.1.2 [INFO] [stderr] Downloaded tokio-sync v0.1.8 [INFO] [stderr] Downloaded perthread v0.1.3 [INFO] [stderr] Downloaded fbinit v0.1.2 [INFO] [stderr] Downloaded fb_futures_ext v0.1.2 [INFO] [stderr] Downloaded auto_impl v0.4.1 [INFO] [stderr] Downloaded tokio v0.2.13 [INFO] [stderr] Downloaded quickcheck v0.9.2 [INFO] [stderr] Downloaded crossbeam-epoch v0.8.2 [INFO] [stderr] Downloaded crossbeam-deque v0.7.4 [INFO] [stderr] Downloaded crossbeam-queue v0.2.3 [INFO] [stderr] Downloaded tokio-threadpool v0.1.18 [INFO] [stderr] Downloaded tokio-timer v0.2.13 [INFO] [stderr] Downloaded parking_lot_core v0.6.3 [INFO] [stderr] Downloaded tokio v0.1.22 [INFO] [stderr] Downloaded tokio-current-thread v0.1.7 [INFO] [stderr] Downloaded tokio-fs v0.1.7 [INFO] [stderr] Downloaded tokio-tcp v0.1.4 [INFO] [stderr] Downloaded tokio-udp v0.1.6 [INFO] [stderr] Downloaded tokio-codec v0.1.2 [INFO] [stderr] Downloaded smallvec v0.6.14 [INFO] [stderr] Downloaded tokio-executor v0.1.10 [INFO] [stderr] Downloaded tokio-reactor v0.1.12 [INFO] [stderr] Downloaded tokio-uds v0.2.7 [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] e0d711e85d1afae450e3d6fd47674f2b572b521b4bfe23ff953674a951879e9a [INFO] running `Command { std: "docker" "start" "-a" "e0d711e85d1afae450e3d6fd47674f2b572b521b4bfe23ff953674a951879e9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e0d711e85d1afae450e3d6fd47674f2b572b521b4bfe23ff953674a951879e9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0d711e85d1afae450e3d6fd47674f2b572b521b4bfe23ff953674a951879e9a", kill_on_drop: false }` [INFO] [stdout] e0d711e85d1afae450e3d6fd47674f2b572b521b4bfe23ff953674a951879e9a [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] f95202c7b07c402991fba26cb41414436b5669b903e4730cba96b58380c51d20 [INFO] running `Command { std: "docker" "start" "-a" "f95202c7b07c402991fba26cb41414436b5669b903e4730cba96b58380c51d20", kill_on_drop: false }` [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking quickcheck v0.9.2 [INFO] [stderr] Checking perthread v0.1.3 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking fb_futures_ext v0.1.2 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling fbinit_macros v0.1.2 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling auto_impl v0.4.1 [INFO] [stderr] Checking tokio v0.2.13 [INFO] [stderr] Checking fbinit v0.1.2 [INFO] [stderr] Checking fb_stats_traits v0.1.0 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking fb_stats v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.46s [INFO] running `Command { std: "docker" "inspect" "f95202c7b07c402991fba26cb41414436b5669b903e4730cba96b58380c51d20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f95202c7b07c402991fba26cb41414436b5669b903e4730cba96b58380c51d20", kill_on_drop: false }` [INFO] [stdout] f95202c7b07c402991fba26cb41414436b5669b903e4730cba96b58380c51d20 [INFO] checking fb_stats-0.1.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate fb_stats 0.1.2 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate fb_stats 0.1.2 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 fb_stats 0.1.2 [INFO] finished tweaking crates.io crate fb_stats 0.1.2 [INFO] tweaked toml for crates.io crate fb_stats 0.1.2 written to /workspace/builds/worker-2-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-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] 5cda79fd732288425deaa2f676089b11c20a22868af962deb1e2ce5d57ca8ecd [INFO] running `Command { std: "docker" "start" "-a" "5cda79fd732288425deaa2f676089b11c20a22868af962deb1e2ce5d57ca8ecd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5cda79fd732288425deaa2f676089b11c20a22868af962deb1e2ce5d57ca8ecd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cda79fd732288425deaa2f676089b11c20a22868af962deb1e2ce5d57ca8ecd", kill_on_drop: false }` [INFO] [stdout] 5cda79fd732288425deaa2f676089b11c20a22868af962deb1e2ce5d57ca8ecd [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] b3d2df003e5a4fccd1cea09ab756b2b37e11e20725b893f0ced2b7abd260a411 [INFO] running `Command { std: "docker" "start" "-a" "b3d2df003e5a4fccd1cea09ab756b2b37e11e20725b893f0ced2b7abd260a411", kill_on_drop: false }` [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking quickcheck v0.9.2 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking perthread v0.1.3 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-fs v0.1.7 [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 v0.1.22 [INFO] [stderr] Checking fb_futures_ext v0.1.2 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling fbinit_macros v0.1.2 [INFO] [stderr] Compiling auto_impl v0.4.1 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Checking fbinit v0.1.2 [INFO] [stderr] Checking tokio v0.2.13 [INFO] [stderr] Checking fb_stats_traits v0.1.0 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking fb_stats v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.73s [INFO] running `Command { std: "docker" "inspect" "b3d2df003e5a4fccd1cea09ab756b2b37e11e20725b893f0ced2b7abd260a411", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3d2df003e5a4fccd1cea09ab756b2b37e11e20725b893f0ced2b7abd260a411", kill_on_drop: false }` [INFO] [stdout] b3d2df003e5a4fccd1cea09ab756b2b37e11e20725b893f0ced2b7abd260a411