[INFO] fetching crate block-breaker-tui 0.1.0... [INFO] checking block-breaker-tui-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate block-breaker-tui 0.1.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate block-breaker-tui 0.1.0 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 block-breaker-tui 0.1.0 [INFO] finished tweaking crates.io crate block-breaker-tui 0.1.0 [INFO] tweaked toml for crates.io crate block-breaker-tui 0.1.0 written to /workspace/builds/worker-0-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 37 packages [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding block-breaker v0.1.0 (latest: v0.2.1) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding crossterm v0.9.6 (latest: v0.27.0) [INFO] [stderr] Adding crossterm_cursor v0.2.6 (latest: v0.4.0) [INFO] [stderr] Adding crossterm_input v0.3.9 (latest: v0.5.0) [INFO] [stderr] Adding crossterm_screen v0.2.5 (latest: v0.3.2) [INFO] [stderr] Adding crossterm_style v0.3.3 (latest: v0.5.2) [INFO] [stderr] Adding crossterm_terminal v0.2.6 (latest: v0.3.2) [INFO] [stderr] Adding crossterm_utils v0.2.4 (latest: v0.4.0) [INFO] [stderr] Adding crossterm_winapi v0.1.5 (latest: v0.9.1) [INFO] [stderr] Adding itertools v0.8.2 (latest: v0.12.1) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [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 rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding tui v0.6.2 (latest: v0.19.0) [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 crossterm v0.9.6 [INFO] [stderr] Downloaded crossterm_winapi v0.1.5 [INFO] [stderr] Downloaded tui v0.6.2 [INFO] [stderr] Downloaded crossterm_screen v0.2.5 [INFO] [stderr] Downloaded crossterm_cursor v0.2.6 [INFO] [stderr] Downloaded crossterm_input v0.3.9 [INFO] [stderr] Downloaded block-breaker v0.1.0 [INFO] [stderr] Downloaded crossterm_utils v0.2.4 [INFO] [stderr] Downloaded crossterm_style v0.3.3 [INFO] [stderr] Downloaded crossterm_terminal v0.2.6 [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] 0b31fc1530dd1f751fe1e1ee126ac78a9a9591032567772aa18176ee438b9fe1 [INFO] running `Command { std: "docker" "start" "-a" "0b31fc1530dd1f751fe1e1ee126ac78a9a9591032567772aa18176ee438b9fe1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0b31fc1530dd1f751fe1e1ee126ac78a9a9591032567772aa18176ee438b9fe1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b31fc1530dd1f751fe1e1ee126ac78a9a9591032567772aa18176ee438b9fe1", kill_on_drop: false }` [INFO] [stdout] 0b31fc1530dd1f751fe1e1ee126ac78a9a9591032567772aa18176ee438b9fe1 [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] e69bd4abb99eed8263769a7c80c008564b1383c78b830e14264f9eb048896a3c [INFO] running `Command { std: "docker" "start" "-a" "e69bd4abb99eed8263769a7c80c008564b1383c78b830e14264f9eb048896a3c", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking unicode-segmentation v1.11.0 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Checking crossterm_utils v0.2.4 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking crossterm_screen v0.2.5 [INFO] [stderr] Checking crossterm_cursor v0.2.6 [INFO] [stderr] Checking crossterm_style v0.3.3 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking crossterm_input v0.3.9 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking crossterm_terminal v0.2.6 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking crossterm v0.9.6 [INFO] [stderr] Checking tui v0.6.2 [INFO] [stderr] Checking block-breaker v0.1.0 [INFO] [stderr] Checking block-breaker-tui v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `block_breaker` is imported redundantly [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use block_breaker; [INFO] [stdout] | ^^^^^^^^^^^^^ the item `block_breaker` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `block_breaker` is imported redundantly [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use block_breaker; [INFO] [stdout] | ^^^^^^^^^^^^^ the item `block_breaker` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `Command { std: "docker" "inspect" "e69bd4abb99eed8263769a7c80c008564b1383c78b830e14264f9eb048896a3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e69bd4abb99eed8263769a7c80c008564b1383c78b830e14264f9eb048896a3c", kill_on_drop: false }` [INFO] [stdout] e69bd4abb99eed8263769a7c80c008564b1383c78b830e14264f9eb048896a3c [INFO] checking block-breaker-tui-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate block-breaker-tui 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate block-breaker-tui 0.1.0 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 block-breaker-tui 0.1.0 [INFO] finished tweaking crates.io crate block-breaker-tui 0.1.0 [INFO] tweaked toml for crates.io crate block-breaker-tui 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 37 packages [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding block-breaker v0.1.0 (latest: v0.2.1) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding crossterm v0.9.6 (latest: v0.27.0) [INFO] [stderr] Adding crossterm_cursor v0.2.6 (latest: v0.4.0) [INFO] [stderr] Adding crossterm_input v0.3.9 (latest: v0.5.0) [INFO] [stderr] Adding crossterm_screen v0.2.5 (latest: v0.3.2) [INFO] [stderr] Adding crossterm_style v0.3.3 (latest: v0.5.2) [INFO] [stderr] Adding crossterm_terminal v0.2.6 (latest: v0.3.2) [INFO] [stderr] Adding crossterm_utils v0.2.4 (latest: v0.4.0) [INFO] [stderr] Adding crossterm_winapi v0.1.5 (latest: v0.9.1) [INFO] [stderr] Adding itertools v0.8.2 (latest: v0.12.1) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [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 rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding tui v0.6.2 (latest: v0.19.0) [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] 65f6c497b6e95b4259f71b7eeb72e03bf911486c3a2a3c3ecbecc902640296ba [INFO] running `Command { std: "docker" "start" "-a" "65f6c497b6e95b4259f71b7eeb72e03bf911486c3a2a3c3ecbecc902640296ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "65f6c497b6e95b4259f71b7eeb72e03bf911486c3a2a3c3ecbecc902640296ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65f6c497b6e95b4259f71b7eeb72e03bf911486c3a2a3c3ecbecc902640296ba", kill_on_drop: false }` [INFO] [stdout] 65f6c497b6e95b4259f71b7eeb72e03bf911486c3a2a3c3ecbecc902640296ba [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] ffb5e0c1bda6a985fea99d3926d00fd5d951d95a8228537f41a460710eacfefd [INFO] running `Command { std: "docker" "start" "-a" "ffb5e0c1bda6a985fea99d3926d00fd5d951d95a8228537f41a460710eacfefd", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking unicode-segmentation v1.11.0 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking crossterm_utils v0.2.4 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking crossterm_cursor v0.2.6 [INFO] [stderr] Checking crossterm_screen v0.2.5 [INFO] [stderr] Checking crossterm_style v0.3.3 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking crossterm_input v0.3.9 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking crossterm_terminal v0.2.6 [INFO] [stderr] Checking crossterm v0.9.6 [INFO] [stderr] Checking tui v0.6.2 [INFO] [stderr] Checking block-breaker v0.1.0 [INFO] [stderr] Checking block-breaker-tui v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `block_breaker` is imported redundantly [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use block_breaker; [INFO] [stdout] | ^^^^^^^^^^^^^ the item `block_breaker` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `block_breaker` is imported redundantly [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use block_breaker; [INFO] [stdout] | ^^^^^^^^^^^^^ the item `block_breaker` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.44s [INFO] running `Command { std: "docker" "inspect" "ffb5e0c1bda6a985fea99d3926d00fd5d951d95a8228537f41a460710eacfefd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffb5e0c1bda6a985fea99d3926d00fd5d951d95a8228537f41a460710eacfefd", kill_on_drop: false }` [INFO] [stdout] ffb5e0c1bda6a985fea99d3926d00fd5d951d95a8228537f41a460710eacfefd