[INFO] fetching crate rustygeard 0.9.0... [INFO] checking rustygeard-0.9.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate rustygeard 0.9.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate rustygeard 0.9.0 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 rustygeard 0.9.0 [INFO] finished tweaking crates.io crate rustygeard 0.9.0 [INFO] tweaked toml for crates.io crate rustygeard 0.9.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate rustygeard 0.9.0 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 proc-macro-hack v0.5.15 [INFO] [stderr] Downloaded tower-service v0.3.0 [INFO] [stderr] Downloaded rustygear v0.9.0 [INFO] [stderr] Downloaded md5 v0.3.8 [INFO] [stderr] Downloaded arc-swap v0.4.5 [INFO] [stderr] Downloaded regex v1.3.6 [INFO] [stderr] Downloaded hash_ring v0.1.7 [INFO] [stderr] Downloaded wrappinghashset v0.4.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 338c95a265e0166c7809009246b54dc46c79682b5e574714ae7aacb4fede2c37 [INFO] running `Command { std: "docker" "start" "-a" "338c95a265e0166c7809009246b54dc46c79682b5e574714ae7aacb4fede2c37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "338c95a265e0166c7809009246b54dc46c79682b5e574714ae7aacb4fede2c37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "338c95a265e0166c7809009246b54dc46c79682b5e574714ae7aacb4fede2c37", kill_on_drop: false }` [INFO] [stdout] 338c95a265e0166c7809009246b54dc46c79682b5e574714ae7aacb4fede2c37 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0b50810491fde5e3a4baae833fa5ed631ab500c67793cb2084af2c7797e77bd4 [INFO] running `Command { std: "docker" "start" "-a" "0b50810491fde5e3a4baae833fa5ed631ab500c67793cb2084af2c7797e77bd4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling proc-macro-nested v0.1.4 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Checking futures-sink v0.3.4 [INFO] [stderr] Checking futures-core v0.3.4 [INFO] [stderr] Compiling proc-macro-hack v0.5.15 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Checking futures-io v0.3.4 [INFO] [stderr] Checking arc-swap v0.4.5 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-task v0.3.4 [INFO] [stderr] Checking futures-channel v0.3.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking md5 v0.3.8 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking tower-service v0.3.0 [INFO] [stderr] Checking wrappinghashset v0.4.1 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking hash_ring v0.1.7 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking mio v0.8.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.3.6 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Compiling futures-macro v0.3.4 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Checking tokio v1.18.2 [INFO] [stderr] Checking futures-util v0.3.4 [INFO] [stderr] Checking futures-executor v0.3.4 [INFO] [stderr] Checking futures v0.3.4 [INFO] [stderr] Checking tokio-util v0.6.10 [INFO] [stderr] Checking rustygear v0.9.0 [INFO] [stderr] Checking rustygeard v0.9.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> src/service.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::ops::Drop; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> src/service.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::ops::Drop; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [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 14.54s [INFO] running `Command { std: "docker" "inspect" "0b50810491fde5e3a4baae833fa5ed631ab500c67793cb2084af2c7797e77bd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b50810491fde5e3a4baae833fa5ed631ab500c67793cb2084af2c7797e77bd4", kill_on_drop: false }` [INFO] [stdout] 0b50810491fde5e3a4baae833fa5ed631ab500c67793cb2084af2c7797e77bd4 [INFO] checking rustygeard-0.9.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate rustygeard 0.9.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate rustygeard 0.9.0 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 rustygeard 0.9.0 [INFO] finished tweaking crates.io crate rustygeard 0.9.0 [INFO] tweaked toml for crates.io crate rustygeard 0.9.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate rustygeard 0.9.0 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 194bd2101f987d14695c6c6885ddba6aa0f49ed1e4c2f8fcf1499348a9848f24 [INFO] running `Command { std: "docker" "start" "-a" "194bd2101f987d14695c6c6885ddba6aa0f49ed1e4c2f8fcf1499348a9848f24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "194bd2101f987d14695c6c6885ddba6aa0f49ed1e4c2f8fcf1499348a9848f24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "194bd2101f987d14695c6c6885ddba6aa0f49ed1e4c2f8fcf1499348a9848f24", kill_on_drop: false }` [INFO] [stdout] 194bd2101f987d14695c6c6885ddba6aa0f49ed1e4c2f8fcf1499348a9848f24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2aa778802f2bc59ae74bc9c64fe3b62ddf72cafd8f0df015b8aa36ab24770fa6 [INFO] running `Command { std: "docker" "start" "-a" "2aa778802f2bc59ae74bc9c64fe3b62ddf72cafd8f0df015b8aa36ab24770fa6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking futures-core v0.3.4 [INFO] [stderr] Compiling proc-macro-nested v0.1.4 [INFO] [stderr] Checking futures-sink v0.3.4 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.15 [INFO] [stderr] Checking arc-swap v0.4.5 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking futures-channel v0.3.4 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking futures-task v0.3.4 [INFO] [stderr] Checking futures-io v0.3.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking md5 v0.3.8 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking hash_ring v0.1.7 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking wrappinghashset v0.4.1 [INFO] [stderr] Checking tower-service v0.3.0 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking mio v0.8.3 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.3.6 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Compiling futures-macro v0.3.4 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Checking tokio v1.18.2 [INFO] [stderr] Checking futures-util v0.3.4 [INFO] [stderr] Checking futures-executor v0.3.4 [INFO] [stderr] Checking futures v0.3.4 [INFO] [stderr] Checking tokio-util v0.6.10 [INFO] [stderr] Checking rustygear v0.9.0 [INFO] [stderr] Checking rustygeard v0.9.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> src/service.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::ops::Drop; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> src/service.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::ops::Drop; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [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 14.14s [INFO] running `Command { std: "docker" "inspect" "2aa778802f2bc59ae74bc9c64fe3b62ddf72cafd8f0df015b8aa36ab24770fa6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2aa778802f2bc59ae74bc9c64fe3b62ddf72cafd8f0df015b8aa36ab24770fa6", kill_on_drop: false }` [INFO] [stdout] 2aa778802f2bc59ae74bc9c64fe3b62ddf72cafd8f0df015b8aa36ab24770fa6