[INFO] fetching crate atomicbox 0.4.0... [INFO] checking atomicbox-0.4.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate atomicbox 0.4.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate atomicbox 0.4.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate atomicbox 0.4.0 [INFO] finished tweaking crates.io crate atomicbox 0.4.0 [INFO] tweaked toml for crates.io crate atomicbox 0.4.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 55 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding compiletest_rs v0.7.1 (latest: v0.10.2) [INFO] [stderr] Adding miow v0.3.7 (latest: v0.6.0) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding rustfix v0.5.1 (latest: v0.8.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tester v0.9.1 [INFO] [stderr] Downloaded diff v0.1.13 [INFO] [stderr] Downloaded term v0.7.0 [INFO] [stderr] Downloaded rustfix v0.5.1 [INFO] [stderr] Downloaded compiletest_rs v0.7.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a30028c813266a0797878609bf746292e5c262a7e3e2f5ee6b578d8ebb5b7830 [INFO] running `Command { std: "docker" "start" "-a" "a30028c813266a0797878609bf746292e5c262a7e3e2f5ee6b578d8ebb5b7830", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a30028c813266a0797878609bf746292e5c262a7e3e2f5ee6b578d8ebb5b7830", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a30028c813266a0797878609bf746292e5c262a7e3e2f5ee6b578d8ebb5b7830", kill_on_drop: false }` [INFO] [stdout] a30028c813266a0797878609bf746292e5c262a7e3e2f5ee6b578d8ebb5b7830 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf44a3df8bac1be1a0a64d12c93f23c5dffd0d44ef008829e30bd8c2aa79ee2b [INFO] running `Command { std: "docker" "start" "-a" "bf44a3df8bac1be1a0a64d12c93f23c5dffd0d44ef008829e30bd8c2aa79ee2b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Compiling compiletest_rs v0.7.1 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking filetime v0.2.23 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking atomicbox v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/atomic_box.rs:166:13 [INFO] [stdout] | [INFO] [stdout] 166 | Box::from_raw(last_ptr); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 166 | let _ = Box::from_raw(last_ptr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking term v0.7.0 [INFO] [stderr] Checking tester v0.9.1 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking rustfix v0.5.1 [INFO] [stdout] warning: the item `Ordering` is imported redundantly [INFO] [stdout] --> src/atomic_box.rs:197:9 [INFO] [stdout] | [INFO] [stdout] 196 | use super::*; [INFO] [stdout] | -------- the item `Ordering` is already imported here [INFO] [stdout] 197 | use core::sync::atomic::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `String` is imported redundantly [INFO] [stdout] --> src/atomic_option_box.rs:263:25 [INFO] [stdout] | [INFO] [stdout] 263 | use alloc::{format, string::String}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `String` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ordering` is imported redundantly [INFO] [stdout] --> src/atomic_option_box.rs:264:9 [INFO] [stdout] | [INFO] [stdout] 262 | use super::*; [INFO] [stdout] | -------- the item `Ordering` is already imported here [INFO] [stdout] 263 | use alloc::{format, string::String}; [INFO] [stdout] 264 | use core::sync::atomic::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::boxed::Box::::from_raw` that must be used [INFO] [stdout] --> src/atomic_box.rs:166:13 [INFO] [stdout] | [INFO] [stdout] 166 | Box::from_raw(last_ptr); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 166 | let _ = Box::from_raw(last_ptr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.83s [INFO] running `Command { std: "docker" "inspect" "bf44a3df8bac1be1a0a64d12c93f23c5dffd0d44ef008829e30bd8c2aa79ee2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf44a3df8bac1be1a0a64d12c93f23c5dffd0d44ef008829e30bd8c2aa79ee2b", kill_on_drop: false }` [INFO] [stdout] bf44a3df8bac1be1a0a64d12c93f23c5dffd0d44ef008829e30bd8c2aa79ee2b [INFO] checking atomicbox-0.4.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate atomicbox 0.4.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate atomicbox 0.4.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate atomicbox 0.4.0 [INFO] finished tweaking crates.io crate atomicbox 0.4.0 [INFO] tweaked toml for crates.io crate atomicbox 0.4.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5f82f3df1577a1f7a7c397e9d3172c3276e3ef1ea29cefff51f39a072f9e4798 [INFO] running `Command { std: "docker" "start" "-a" "5f82f3df1577a1f7a7c397e9d3172c3276e3ef1ea29cefff51f39a072f9e4798", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f82f3df1577a1f7a7c397e9d3172c3276e3ef1ea29cefff51f39a072f9e4798", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f82f3df1577a1f7a7c397e9d3172c3276e3ef1ea29cefff51f39a072f9e4798", kill_on_drop: false }` [INFO] [stdout] 5f82f3df1577a1f7a7c397e9d3172c3276e3ef1ea29cefff51f39a072f9e4798 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c30ad9fc9e27f329b65b4b5553dcbed3091d0096798f1159a7d55c2bea9a860c [INFO] running `Command { std: "docker" "start" "-a" "c30ad9fc9e27f329b65b4b5553dcbed3091d0096798f1159a7d55c2bea9a860c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling anyhow v1.0.81 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Compiling compiletest_rs v0.7.1 [INFO] [stderr] Checking filetime v0.2.23 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking atomicbox v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking term v0.7.0 [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/atomic_box.rs:166:13 [INFO] [stdout] | [INFO] [stdout] 166 | Box::from_raw(last_ptr); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 166 | let _ = Box::from_raw(last_ptr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tester v0.9.1 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking rustfix v0.5.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/compiletest_rs-0.7.1/src/runtest.rs:380:13 [INFO] [stdout] | [INFO] [stdout] 380 | panic!(); [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/compiletest_rs-0.7.1/src/runtest.rs:2521:21 [INFO] [stdout] | [INFO] [stdout] 2521 | let error = |expected_line, extra_msg| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 2521 | let error = |expected_line, extra_msg| -> /* Type */ { [INFO] [stdout] | +++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `compiletest_rs` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "c30ad9fc9e27f329b65b4b5553dcbed3091d0096798f1159a7d55c2bea9a860c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c30ad9fc9e27f329b65b4b5553dcbed3091d0096798f1159a7d55c2bea9a860c", kill_on_drop: false }` [INFO] [stdout] c30ad9fc9e27f329b65b4b5553dcbed3091d0096798f1159a7d55c2bea9a860c