[INFO] fetching crate tearup 0.3.0... [INFO] checking tearup-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate tearup 0.3.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate tearup 0.3.0 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 tearup 0.3.0 [INFO] finished tweaking crates.io crate tearup 0.3.0 [INFO] tweaked toml for crates.io crate tearup 0.3.0 written to /workspace/builds/worker-6-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 63 packages [INFO] [stderr] Adding num v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding num-bigint v0.1.44 (latest: v0.4.4) [INFO] [stderr] Adding num-complex v0.1.43 (latest: v0.4.5) [INFO] [stderr] Adding num-rational v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [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 rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [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 macrotest v1.0.11 [INFO] [stderr] Downloaded basic-toml v0.1.9 [INFO] [stderr] Downloaded stopwatch v0.0.7 [INFO] [stderr] Downloaded tearup_macro v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e1899e8b33aacf82d2efd0d72104d0d29559aeee6715a383e255686cfc74a23c [INFO] running `Command { std: "docker" "start" "-a" "e1899e8b33aacf82d2efd0d72104d0d29559aeee6715a383e255686cfc74a23c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e1899e8b33aacf82d2efd0d72104d0d29559aeee6715a383e255686cfc74a23c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1899e8b33aacf82d2efd0d72104d0d29559aeee6715a383e255686cfc74a23c", kill_on_drop: false }` [INFO] [stdout] e1899e8b33aacf82d2efd0d72104d0d29559aeee6715a383e255686cfc74a23c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c7f11c4ceab38cbb9d7a6ce7cade7527111c85690fdeed28468596a02cd1d9fc [INFO] running `Command { std: "docker" "start" "-a" "c7f11c4ceab38cbb9d7a6ce7cade7527111c85690fdeed28468596a02cd1d9fc", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling prettyplease v0.2.17 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking anymap v1.0.0-beta.2 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking quote v1.0.35 [INFO] [stderr] Checking syn v2.0.58 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking stopwatch v0.0.7 [INFO] [stderr] Checking basic-toml v0.1.9 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling async-trait v0.1.79 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling tearup_macro v0.3.0 [INFO] [stderr] Checking macrotest v1.0.11 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking tearup v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `tearup_test`, `tearup` [INFO] [stdout] --> src/context_combinator.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | pub use tearup_macro::{tearup, tearup_test}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `tearup_test`, `tearup` [INFO] [stdout] --> src/context_combinator.rs:34:28 [INFO] [stdout] | [INFO] [stdout] 34 | pub use tearup_macro::{tearup, tearup_test}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `tearup_test`, `tearup` [INFO] [stdout] --> src/context_combinator.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | pub use tearup_macro::{tearup, tearup_test}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `tearup_test`, `tearup` [INFO] [stdout] --> src/context_combinator.rs:34:28 [INFO] [stdout] | [INFO] [stdout] 34 | pub use tearup_macro::{tearup, tearup_test}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.22s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "c7f11c4ceab38cbb9d7a6ce7cade7527111c85690fdeed28468596a02cd1d9fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7f11c4ceab38cbb9d7a6ce7cade7527111c85690fdeed28468596a02cd1d9fc", kill_on_drop: false }` [INFO] [stdout] c7f11c4ceab38cbb9d7a6ce7cade7527111c85690fdeed28468596a02cd1d9fc [INFO] checking tearup-0.3.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate tearup 0.3.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate tearup 0.3.0 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 tearup 0.3.0 [INFO] finished tweaking crates.io crate tearup 0.3.0 [INFO] tweaked toml for crates.io crate tearup 0.3.0 written to /workspace/builds/worker-6-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 63 packages [INFO] [stderr] Adding num v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding num-bigint v0.1.44 (latest: v0.4.4) [INFO] [stderr] Adding num-complex v0.1.43 (latest: v0.4.5) [INFO] [stderr] Adding num-rational v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [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 rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 51877ca922839fcf84ad1ca8573414b1e7c4f0baed31b287026cbd84012e96af [INFO] running `Command { std: "docker" "start" "-a" "51877ca922839fcf84ad1ca8573414b1e7c4f0baed31b287026cbd84012e96af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "51877ca922839fcf84ad1ca8573414b1e7c4f0baed31b287026cbd84012e96af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51877ca922839fcf84ad1ca8573414b1e7c4f0baed31b287026cbd84012e96af", kill_on_drop: false }` [INFO] [stdout] 51877ca922839fcf84ad1ca8573414b1e7c4f0baed31b287026cbd84012e96af [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e8a03ab0be9d8dcf5c55f172f62692ba466415514454922a3d17d77b52fb942f [INFO] running `Command { std: "docker" "start" "-a" "e8a03ab0be9d8dcf5c55f172f62692ba466415514454922a3d17d77b52fb942f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling prettyplease v0.2.17 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking anymap v1.0.0-beta.2 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking stopwatch v0.0.7 [INFO] [stderr] Checking basic-toml v0.1.9 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling async-trait v0.1.79 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling tearup_macro v0.3.0 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking macrotest v1.0.11 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking tearup v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `tearup_test`, `tearup` [INFO] [stdout] --> src/context_combinator.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | pub use tearup_macro::{tearup, tearup_test}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `tearup_test`, `tearup` [INFO] [stdout] --> src/context_combinator.rs:34:28 [INFO] [stdout] | [INFO] [stdout] 34 | pub use tearup_macro::{tearup, tearup_test}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `tearup_test`, `tearup` [INFO] [stdout] --> src/context_combinator.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | pub use tearup_macro::{tearup, tearup_test}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `tearup_test`, `tearup` [INFO] [stdout] --> src/context_combinator.rs:34:28 [INFO] [stdout] | [INFO] [stdout] 34 | pub use tearup_macro::{tearup, tearup_test}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.70s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "e8a03ab0be9d8dcf5c55f172f62692ba466415514454922a3d17d77b52fb942f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8a03ab0be9d8dcf5c55f172f62692ba466415514454922a3d17d77b52fb942f", kill_on_drop: false }` [INFO] [stdout] e8a03ab0be9d8dcf5c55f172f62692ba466415514454922a3d17d77b52fb942f