[INFO] fetching crate goku 0.1.1... [INFO] checking goku-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate goku 0.1.1 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate goku 0.1.1 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 goku 0.1.1 [INFO] finished tweaking crates.io crate goku 0.1.1 [INFO] tweaked toml for crates.io crate goku 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate goku 0.1.1 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 console v0.9.1 [INFO] [stderr] Downloaded indicatif v0.13.0 [INFO] [stderr] Downloaded memoffset v0.5.2 [INFO] [stderr] Downloaded number_prefix v0.3.0 [INFO] [stderr] Downloaded unicode-normalization v0.1.9 [INFO] [stderr] Downloaded futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded async-macros v1.0.0 [INFO] [stderr] Downloaded futures-core v0.3.1 [INFO] [stderr] Downloaded async-task v1.0.0 [INFO] [stderr] Downloaded futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded crossbeam-channel v0.3.9 [INFO] [stderr] Downloaded async-std v0.99.12 [INFO] [stderr] Downloaded url v2.1.0 [INFO] [stderr] Downloaded futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded lock_api v0.3.1 [INFO] [stderr] Downloaded scopeguard v1.0.0 [INFO] [stderr] Downloaded crossbeam-epoch v0.7.2 [INFO] [stderr] Downloaded crossbeam-utils v0.6.6 [INFO] [stderr] Downloaded futures-io v0.3.1 [INFO] [stderr] Downloaded futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-timer v1.0.3 [INFO] [stderr] Downloaded num_cpus v1.11.0 [INFO] [stderr] Downloaded pin-project-lite v0.1.0 [INFO] [stderr] Downloaded serde_json v1.0.41 [INFO] [stderr] Downloaded once_cell v1.2.0 [INFO] [stderr] Downloaded clicolors-control v1.0.1 [INFO] [stderr] Downloaded termios v0.3.1 [INFO] [stderr] Downloaded unicode-width v0.1.6 [INFO] [stderr] Downloaded broadcaster v0.2.6 [INFO] [stderr] Downloaded hermit-abi v0.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 887e62b90f82beecc226ceabfaa66c7d2ff7a1e260e5091aa3f2b74f1d7d71ba [INFO] running `Command { std: "docker" "start" "-a" "887e62b90f82beecc226ceabfaa66c7d2ff7a1e260e5091aa3f2b74f1d7d71ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "887e62b90f82beecc226ceabfaa66c7d2ff7a1e260e5091aa3f2b74f1d7d71ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "887e62b90f82beecc226ceabfaa66c7d2ff7a1e260e5091aa3f2b74f1d7d71ba", kill_on_drop: false }` [INFO] [stdout] 887e62b90f82beecc226ceabfaa66c7d2ff7a1e260e5091aa3f2b74f1d7d71ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 927233dcf1ae1382467f096ed646a7730971855f709417f9cb6d3c76a904c97b [INFO] running `Command { std: "docker" "start" "-a" "927233dcf1ae1382467f096ed646a7730971855f709417f9cb6d3c76a904c97b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling memoffset v0.5.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking lock_api v0.3.1 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking unicode-normalization v0.1.9 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking async-task v1.0.0 [INFO] [stderr] Checking async-macros v1.0.0 [INFO] [stderr] Checking futures-timer v1.0.3 [INFO] [stderr] Checking kv-log-macro v1.0.4 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking futures-core v0.3.1 [INFO] [stderr] Checking once_cell v1.2.0 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking pin-project-lite v0.1.0 [INFO] [stderr] Checking futures-io v0.3.1 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking number_prefix v0.3.0 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking clicolors-control v1.0.1 [INFO] [stderr] Checking termios v0.3.1 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking num_cpus v1.11.0 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking url v2.1.0 [INFO] [stderr] Checking broadcaster v0.2.6 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking async-std v0.99.12 [INFO] [stderr] Checking console v0.9.1 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking indicatif v0.13.0 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking goku v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.31s [INFO] running `Command { std: "docker" "inspect" "927233dcf1ae1382467f096ed646a7730971855f709417f9cb6d3c76a904c97b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "927233dcf1ae1382467f096ed646a7730971855f709417f9cb6d3c76a904c97b", kill_on_drop: false }` [INFO] [stdout] 927233dcf1ae1382467f096ed646a7730971855f709417f9cb6d3c76a904c97b [INFO] checking goku-0.1.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate goku 0.1.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate goku 0.1.1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate goku 0.1.1 [INFO] finished tweaking crates.io crate goku 0.1.1 [INFO] tweaked toml for crates.io crate goku 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate goku 0.1.1 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 90d6c126d591e1320b3635f473dd8a9211611930f17a1e66e8c16d779a8e8df6 [INFO] running `Command { std: "docker" "start" "-a" "90d6c126d591e1320b3635f473dd8a9211611930f17a1e66e8c16d779a8e8df6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "90d6c126d591e1320b3635f473dd8a9211611930f17a1e66e8c16d779a8e8df6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90d6c126d591e1320b3635f473dd8a9211611930f17a1e66e8c16d779a8e8df6", kill_on_drop: false }` [INFO] [stdout] 90d6c126d591e1320b3635f473dd8a9211611930f17a1e66e8c16d779a8e8df6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 11ffcc391927d198d39fa06af942605fc53ee8e62e6b6339cffc41ff65f60eae [INFO] running `Command { std: "docker" "start" "-a" "11ffcc391927d198d39fa06af942605fc53ee8e62e6b6339cffc41ff65f60eae", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling memoffset v0.5.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking lock_api v0.3.1 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Checking unicode-normalization v0.1.9 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking async-task v1.0.0 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking futures-timer v1.0.3 [INFO] [stderr] Checking async-macros v1.0.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking futures-io v0.3.1 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking once_cell v1.2.0 [INFO] [stderr] Checking pin-project-lite v0.1.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking futures-core v0.3.1 [INFO] [stderr] Checking number_prefix v0.3.0 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking kv-log-macro v1.0.4 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking clicolors-control v1.0.1 [INFO] [stderr] Checking termios v0.3.1 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking num_cpus v1.11.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking url v2.1.0 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking broadcaster v0.2.6 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking async-std v0.99.12 [INFO] [stderr] Checking console v0.9.1 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Checking indicatif v0.13.0 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking goku v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.30s [INFO] running `Command { std: "docker" "inspect" "11ffcc391927d198d39fa06af942605fc53ee8e62e6b6339cffc41ff65f60eae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11ffcc391927d198d39fa06af942605fc53ee8e62e6b6339cffc41ff65f60eae", kill_on_drop: false }` [INFO] [stdout] 11ffcc391927d198d39fa06af942605fc53ee8e62e6b6339cffc41ff65f60eae