[INFO] fetching crate eilpx 0.2.1... [INFO] checking eilpx-0.2.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate eilpx 0.2.1 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate eilpx 0.2.1 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 eilpx 0.2.1 [INFO] finished tweaking crates.io crate eilpx 0.2.1 [INFO] tweaked toml for crates.io crate eilpx 0.2.1 written to /workspace/builds/worker-4-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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 78 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding colored v1.9.4 (latest: v2.1.0) [INFO] [stderr] Adding deflate v0.7.20 (latest: v1.0.0) [INFO] [stderr] Adding fern v0.5.9 (latest: v0.6.2) [INFO] [stderr] Adding gif v0.10.3 (latest: v0.13.1) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding image v0.20.1 (latest: v0.25.1) [INFO] [stderr] Adding jpeg-decoder v0.1.22 (latest: v0.3.1) [INFO] [stderr] Adding num-derive v0.2.5 (latest: v0.4.2) [INFO] [stderr] Adding num-rational v0.2.4 (latest: v0.4.1) [INFO] [stderr] Adding png v0.12.0 (latest: v0.17.13) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.58) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding tiff v0.2.2 (latest: v0.9.1) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [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] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fern v0.5.9 [INFO] [stderr] Downloaded image v0.20.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1f2ea1920ebecdf44b071cbdf8dddc6ef10ecbde4c121687f183567577f69239 [INFO] running `Command { std: "docker" "start" "-a" "1f2ea1920ebecdf44b071cbdf8dddc6ef10ecbde4c121687f183567577f69239", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f2ea1920ebecdf44b071cbdf8dddc6ef10ecbde4c121687f183567577f69239", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f2ea1920ebecdf44b071cbdf8dddc6ef10ecbde4c121687f183567577f69239", kill_on_drop: false }` [INFO] [stdout] 1f2ea1920ebecdf44b071cbdf8dddc6ef10ecbde4c121687f183567577f69239 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ec62490329e6fcd53fbb5c70c822c7fbfd0ec92ac0540665364c195042e0cb85 [INFO] running `Command { std: "docker" "start" "-a" "ec62490329e6fcd53fbb5c70c822c7fbfd0ec92ac0540665364c195042e0cb85", kill_on_drop: false }` [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking png v0.12.0 [INFO] [stderr] Checking colored v1.9.4 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking fern v0.5.9 [INFO] [stderr] Checking tiff v0.2.2 [INFO] [stderr] Checking image v0.20.1 [INFO] [stderr] Checking eilpx v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `fern` is imported redundantly [INFO] [stdout] --> src/util.rs:3:3 [INFO] [stdout] | [INFO] [stdout] 3 | self, [INFO] [stdout] | ^^^^ the item `fern` 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 `fern` is imported redundantly [INFO] [stdout] --> src/util.rs:3:3 [INFO] [stdout] | [INFO] [stdout] 3 | self, [INFO] [stdout] | ^^^^ the item `fern` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:54:37 [INFO] [stdout] | [INFO] [stdout] 54 | Error::Io(ref inner) => inner.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:55:44 [INFO] [stdout] | [INFO] [stdout] 55 | Error::SetLogger(ref inner) => inner.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:56:40 [INFO] [stdout] | [INFO] [stdout] 56 | Error::Image(ref inner) => inner.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:54:37 [INFO] [stdout] | [INFO] [stdout] 54 | Error::Io(ref inner) => inner.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:55:44 [INFO] [stdout] | [INFO] [stdout] 55 | Error::SetLogger(ref inner) => inner.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:56:40 [INFO] [stdout] | [INFO] [stdout] 56 | Error::Image(ref inner) => inner.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.08s [INFO] running `Command { std: "docker" "inspect" "ec62490329e6fcd53fbb5c70c822c7fbfd0ec92ac0540665364c195042e0cb85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec62490329e6fcd53fbb5c70c822c7fbfd0ec92ac0540665364c195042e0cb85", kill_on_drop: false }` [INFO] [stdout] ec62490329e6fcd53fbb5c70c822c7fbfd0ec92ac0540665364c195042e0cb85 [INFO] checking eilpx-0.2.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate eilpx 0.2.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate eilpx 0.2.1 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 eilpx 0.2.1 [INFO] finished tweaking crates.io crate eilpx 0.2.1 [INFO] tweaked toml for crates.io crate eilpx 0.2.1 written to /workspace/builds/worker-4-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] Updating crates.io index [INFO] [stderr] Locking 78 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding colored v1.9.4 (latest: v2.1.0) [INFO] [stderr] Adding deflate v0.7.20 (latest: v1.0.0) [INFO] [stderr] Adding fern v0.5.9 (latest: v0.6.2) [INFO] [stderr] Adding gif v0.10.3 (latest: v0.13.1) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding image v0.20.1 (latest: v0.25.1) [INFO] [stderr] Adding jpeg-decoder v0.1.22 (latest: v0.3.1) [INFO] [stderr] Adding num-derive v0.2.5 (latest: v0.4.2) [INFO] [stderr] Adding num-rational v0.2.4 (latest: v0.4.1) [INFO] [stderr] Adding png v0.12.0 (latest: v0.17.13) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.58) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding tiff v0.2.2 (latest: v0.9.1) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f8493cf1a5b68147af025d88f52b17cd9991c28a5c4c1e6e4fab7687014d73fe [INFO] running `Command { std: "docker" "start" "-a" "f8493cf1a5b68147af025d88f52b17cd9991c28a5c4c1e6e4fab7687014d73fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f8493cf1a5b68147af025d88f52b17cd9991c28a5c4c1e6e4fab7687014d73fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8493cf1a5b68147af025d88f52b17cd9991c28a5c4c1e6e4fab7687014d73fe", kill_on_drop: false }` [INFO] [stdout] f8493cf1a5b68147af025d88f52b17cd9991c28a5c4c1e6e4fab7687014d73fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1ee598ead6de2cdf1883ad1da92bcd9e342ee99407e7a58640c980a34617a42d [INFO] running `Command { std: "docker" "start" "-a" "1ee598ead6de2cdf1883ad1da92bcd9e342ee99407e7a58640c980a34617a42d", kill_on_drop: false }` [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking png v0.12.0 [INFO] [stderr] Checking colored v1.9.4 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking fern v0.5.9 [INFO] [stderr] Checking tiff v0.2.2 [INFO] [stderr] Checking image v0.20.1 [INFO] [stderr] Checking eilpx v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `fern` is imported redundantly [INFO] [stdout] --> src/util.rs:3:3 [INFO] [stdout] | [INFO] [stdout] 3 | self, [INFO] [stdout] | ^^^^ the item `fern` 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 `fern` is imported redundantly [INFO] [stdout] --> src/util.rs:3:3 [INFO] [stdout] | [INFO] [stdout] 3 | self, [INFO] [stdout] | ^^^^ the item `fern` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:54:37 [INFO] [stdout] | [INFO] [stdout] 54 | Error::Io(ref inner) => inner.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:55:44 [INFO] [stdout] | [INFO] [stdout] 55 | Error::SetLogger(ref inner) => inner.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:56:40 [INFO] [stdout] | [INFO] [stdout] 56 | Error::Image(ref inner) => inner.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:54:37 [INFO] [stdout] | [INFO] [stdout] 54 | Error::Io(ref inner) => inner.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:55:44 [INFO] [stdout] | [INFO] [stdout] 55 | Error::SetLogger(ref inner) => inner.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:56:40 [INFO] [stdout] | [INFO] [stdout] 56 | Error::Image(ref inner) => inner.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.21s [INFO] running `Command { std: "docker" "inspect" "1ee598ead6de2cdf1883ad1da92bcd9e342ee99407e7a58640c980a34617a42d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ee598ead6de2cdf1883ad1da92bcd9e342ee99407e7a58640c980a34617a42d", kill_on_drop: false }` [INFO] [stdout] 1ee598ead6de2cdf1883ad1da92bcd9e342ee99407e7a58640c980a34617a42d