[INFO] fetching crate cranelift-simplejit 0.68.0... [INFO] checking cranelift-simplejit-0.68.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate cranelift-simplejit 0.68.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate cranelift-simplejit 0.68.0 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 cranelift-simplejit 0.68.0 [INFO] finished tweaking crates.io crate cranelift-simplejit 0.68.0 [INFO] tweaked toml for crates.io crate cranelift-simplejit 0.68.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate cranelift-simplejit 0.68.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded target-lexicon v0.11.1 [INFO] [stderr] Downloaded region v2.2.0 [INFO] [stderr] Downloaded errno-dragonfly v0.1.1 [INFO] [stderr] Downloaded errno v0.2.7 [INFO] [stderr] Downloaded cranelift-codegen-shared v0.68.0 [INFO] [stderr] Downloaded cranelift-native v0.68.0 [INFO] [stderr] Downloaded anyhow v1.0.34 [INFO] [stderr] Downloaded thiserror v1.0.22 [INFO] [stderr] Downloaded cranelift-bforest v0.68.0 [INFO] [stderr] Downloaded regalloc v0.0.31 [INFO] [stderr] Downloaded raw-cpuid v7.0.3 [INFO] [stderr] Downloaded thiserror-impl v1.0.22 [INFO] [stderr] Downloaded cranelift-frontend v0.68.0 [INFO] [stderr] Downloaded cranelift-entity v0.68.0 [INFO] [stderr] Downloaded cranelift-codegen-meta v0.68.0 [INFO] [stderr] Downloaded cranelift-codegen v0.68.0 [INFO] [stderr] Downloaded cc v1.0.61 [INFO] [stderr] Downloaded cranelift v0.68.0 [INFO] [stderr] Downloaded cranelift-module v0.68.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e9794bafb5e001048a3b61e06a8492fffdc5229204238e2a201ce79ce8f90b93 [INFO] running `Command { std: "docker" "start" "-a" "e9794bafb5e001048a3b61e06a8492fffdc5229204238e2a201ce79ce8f90b93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e9794bafb5e001048a3b61e06a8492fffdc5229204238e2a201ce79ce8f90b93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9794bafb5e001048a3b61e06a8492fffdc5229204238e2a201ce79ce8f90b93", kill_on_drop: false }` [INFO] [stdout] e9794bafb5e001048a3b61e06a8492fffdc5229204238e2a201ce79ce8f90b93 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9c5eec7098d1ec69c1442866dff752fe86c38ae61fc20ed1369dbf12d15879bb [INFO] running `Command { std: "docker" "start" "-a" "9c5eec7098d1ec69c1442866dff752fe86c38ae61fc20ed1369dbf12d15879bb", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling cranelift-entity v0.68.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling cranelift-codegen-shared v0.68.0 [INFO] [stderr] Compiling target-lexicon v0.11.1 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling cc v1.0.61 [INFO] [stderr] Compiling anyhow v1.0.34 [INFO] [stderr] Compiling cranelift-codegen-meta v0.68.0 [INFO] [stderr] Checking cranelift-bforest v0.68.0 [INFO] [stderr] Checking regalloc v0.0.31 [INFO] [stderr] Compiling raw-cpuid v7.0.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking region v2.2.0 [INFO] [stderr] Checking errno v0.2.7 [INFO] [stderr] Compiling thiserror-impl v1.0.22 [INFO] [stderr] Checking thiserror v1.0.22 [INFO] [stderr] Compiling cranelift-codegen v0.68.0 [INFO] [stderr] Checking cranelift-frontend v0.68.0 [INFO] [stderr] Checking cranelift-module v0.68.0 [INFO] [stderr] Checking cranelift-native v0.68.0 [INFO] [stderr] Checking cranelift-simplejit v0.68.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking cranelift v0.68.0 [INFO] [stdout] warning: the item `cranelift_codegen` is imported redundantly [INFO] [stdout] --> src/backend.rs:9:25 [INFO] [stdout] | [INFO] [stdout] 9 | use cranelift_codegen::{self, ir, settings}; [INFO] [stdout] | ^^^^ the item `cranelift_codegen` 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 `cranelift_native` is imported redundantly [INFO] [stdout] --> src/backend.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use cranelift_native; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the item `cranelift_native` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/backend.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `errno` is imported redundantly [INFO] [stdout] --> src/memory.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use errno; [INFO] [stdout] | ^^^^^ the item `errno` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/memory.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `region` is imported redundantly [INFO] [stdout] --> src/memory.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use region; [INFO] [stdout] | ^^^^^^ the item `region` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `cranelift_codegen` is imported redundantly [INFO] [stdout] --> src/backend.rs:9:25 [INFO] [stdout] | [INFO] [stdout] 9 | use cranelift_codegen::{self, ir, settings}; [INFO] [stdout] | ^^^^ the item `cranelift_codegen` 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 `cranelift_native` is imported redundantly [INFO] [stdout] --> src/backend.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use cranelift_native; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the item `cranelift_native` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/backend.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `errno` is imported redundantly [INFO] [stdout] --> src/memory.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use errno; [INFO] [stdout] | ^^^^^ the item `errno` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/memory.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `region` is imported redundantly [INFO] [stdout] --> src/memory.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use region; [INFO] [stdout] | ^^^^^^ the item `region` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.82s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cranelift-codegen-meta v0.68.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "9c5eec7098d1ec69c1442866dff752fe86c38ae61fc20ed1369dbf12d15879bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c5eec7098d1ec69c1442866dff752fe86c38ae61fc20ed1369dbf12d15879bb", kill_on_drop: false }` [INFO] [stdout] 9c5eec7098d1ec69c1442866dff752fe86c38ae61fc20ed1369dbf12d15879bb [INFO] checking cranelift-simplejit-0.68.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate cranelift-simplejit 0.68.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate cranelift-simplejit 0.68.0 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 cranelift-simplejit 0.68.0 [INFO] finished tweaking crates.io crate cranelift-simplejit 0.68.0 [INFO] tweaked toml for crates.io crate cranelift-simplejit 0.68.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate cranelift-simplejit 0.68.0 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ab51a50aa909f051e3f3a0e45375305676c31387a08928581724c23dffc170c1 [INFO] running `Command { std: "docker" "start" "-a" "ab51a50aa909f051e3f3a0e45375305676c31387a08928581724c23dffc170c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ab51a50aa909f051e3f3a0e45375305676c31387a08928581724c23dffc170c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab51a50aa909f051e3f3a0e45375305676c31387a08928581724c23dffc170c1", kill_on_drop: false }` [INFO] [stdout] ab51a50aa909f051e3f3a0e45375305676c31387a08928581724c23dffc170c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 37017419ecc188f7243ee86bd2b12091082657620d512c6a9551d5903552c58d [INFO] running `Command { std: "docker" "start" "-a" "37017419ecc188f7243ee86bd2b12091082657620d512c6a9551d5903552c58d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling cranelift-codegen-shared v0.68.0 [INFO] [stderr] Compiling cranelift-entity v0.68.0 [INFO] [stderr] Compiling target-lexicon v0.11.1 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Compiling cc v1.0.61 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling anyhow v1.0.34 [INFO] [stderr] Checking cranelift-bforest v0.68.0 [INFO] [stderr] Compiling cranelift-codegen-meta v0.68.0 [INFO] [stderr] Checking regalloc v0.0.31 [INFO] [stderr] Compiling raw-cpuid v7.0.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking errno v0.2.7 [INFO] [stderr] Checking region v2.2.0 [INFO] [stderr] Compiling thiserror-impl v1.0.22 [INFO] [stderr] Checking thiserror v1.0.22 [INFO] [stderr] Compiling cranelift-codegen v0.68.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cranelift-codegen-0.68.0/src/simple_preopt.rs:1079:13 [INFO] [stdout] | [INFO] [stdout] 1079 | 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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cranelift-codegen` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "37017419ecc188f7243ee86bd2b12091082657620d512c6a9551d5903552c58d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37017419ecc188f7243ee86bd2b12091082657620d512c6a9551d5903552c58d", kill_on_drop: false }` [INFO] [stdout] 37017419ecc188f7243ee86bd2b12091082657620d512c6a9551d5903552c58d