[INFO] fetching crate fugue-ir 0.2.91... [INFO] checking fugue-ir-0.2.91 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate fugue-ir 0.2.91 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate fugue-ir 0.2.91 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 fugue-ir 0.2.91 [INFO] finished tweaking crates.io crate fugue-ir 0.2.91 [INFO] tweaked toml for crates.io crate fugue-ir 0.2.91 written to /workspace/builds/worker-1-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 70 packages [INFO] [stderr] Adding ahash v0.7.8 (latest: v0.8.11) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cfg_aliases v0.1.1 (latest: v0.2.0) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding parking_lot v0.11.2 (latest: v0.12.1) [INFO] [stderr] Adding parking_lot_core v0.8.6 (latest: v0.9.9) [INFO] [stderr] Adding redox_syscall v0.2.16 (latest: v0.5.1) [INFO] [stderr] Adding roxmltree v0.18.1 (latest: v0.19.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding ustr v0.9.0 (latest: v1.0.0) [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 fugue-bytes v0.2.2 [INFO] [stderr] Downloaded iset v0.2.2 [INFO] [stderr] Downloaded unsafe_unwrap v0.1.0 [INFO] [stderr] Downloaded fugue-bv v0.2.35 [INFO] [stderr] Downloaded roxmltree v0.18.1 [INFO] [stderr] Downloaded static_init_macro v1.0.2 [INFO] [stderr] Downloaded fugue-arch v0.2.4 [INFO] [stderr] Downloaded static_init v1.0.3 [INFO] [stderr] Downloaded rug v1.24.1 [INFO] [stderr] Downloaded ustr v0.9.0 [INFO] [stderr] Downloaded gmp-mpfr-sys v1.6.2 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 27ac27f604850e5e4e4b0669a3dc580af9a6faf982d556e133b13581facc7d43 [INFO] running `Command { std: "docker" "start" "-a" "27ac27f604850e5e4e4b0669a3dc580af9a6faf982d556e133b13581facc7d43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "27ac27f604850e5e4e4b0669a3dc580af9a6faf982d556e133b13581facc7d43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27ac27f604850e5e4e4b0669a3dc580af9a6faf982d556e133b13581facc7d43", kill_on_drop: false }` [INFO] [stdout] 27ac27f604850e5e4e4b0669a3dc580af9a6faf982d556e133b13581facc7d43 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a28d40530d0b54d3548cc21cfc1fdd0dd6f7e2e70c33e2d6af28ab84afd1dea9 [INFO] running `Command { std: "docker" "start" "-a" "a28d40530d0b54d3548cc21cfc1fdd0dd6f7e2e70c33e2d6af28ab84afd1dea9", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling cfg_aliases v0.1.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling gmp-mpfr-sys v1.6.2 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Compiling az v1.2.1 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Compiling ahash v0.7.8 [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Compiling rug v1.24.1 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Compiling static_init_macro v1.0.2 [INFO] [stderr] Compiling static_init v1.0.3 [INFO] [stderr] Checking zerocopy v0.7.32 [INFO] [stderr] Checking xmlparser v0.13.6 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking unsafe_unwrap v0.1.0 [INFO] [stderr] Checking bumpalo v3.15.4 [INFO] [stderr] Checking roxmltree v0.18.1 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking fugue-bytes v0.2.2 [INFO] [stderr] Checking iset v0.2.2 [INFO] [stderr] Checking fugue-arch v0.2.4 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking ustr v0.9.0 [INFO] [stderr] Checking fugue-bv v0.2.35 [INFO] [stderr] Checking fugue-ir v0.2.91 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> src/compiler.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/disassembly/symbol/sub_table.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/language.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use log; [INFO] [stdout] | ^^^ the item `log` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/translator.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> src/compiler.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/disassembly/symbol/sub_table.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/language.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use log; [INFO] [stdout] | ^^^ the item `log` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/translator.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [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 1m 27s [INFO] running `Command { std: "docker" "inspect" "a28d40530d0b54d3548cc21cfc1fdd0dd6f7e2e70c33e2d6af28ab84afd1dea9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a28d40530d0b54d3548cc21cfc1fdd0dd6f7e2e70c33e2d6af28ab84afd1dea9", kill_on_drop: false }` [INFO] [stdout] a28d40530d0b54d3548cc21cfc1fdd0dd6f7e2e70c33e2d6af28ab84afd1dea9 [INFO] checking fugue-ir-0.2.91 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate fugue-ir 0.2.91 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate fugue-ir 0.2.91 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 fugue-ir 0.2.91 [INFO] finished tweaking crates.io crate fugue-ir 0.2.91 [INFO] tweaked toml for crates.io crate fugue-ir 0.2.91 written to /workspace/builds/worker-1-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-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1445026e324726216182533f72629c01c2592c47d8cba3ea28562b4d72e26abc [INFO] running `Command { std: "docker" "start" "-a" "1445026e324726216182533f72629c01c2592c47d8cba3ea28562b4d72e26abc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1445026e324726216182533f72629c01c2592c47d8cba3ea28562b4d72e26abc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1445026e324726216182533f72629c01c2592c47d8cba3ea28562b4d72e26abc", kill_on_drop: false }` [INFO] [stdout] 1445026e324726216182533f72629c01c2592c47d8cba3ea28562b4d72e26abc [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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 130f6c261599d0b9cce69ecd871b5df15a7fd612d42a5767183d3cf9aeb2ee23 [INFO] running `Command { std: "docker" "start" "-a" "130f6c261599d0b9cce69ecd871b5df15a7fd612d42a5767183d3cf9aeb2ee23", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling cfg_aliases v0.1.1 [INFO] [stderr] Compiling gmp-mpfr-sys v1.6.2 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling az v1.2.1 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Compiling ahash v0.7.8 [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Compiling rug v1.24.1 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling static_init_macro v1.0.2 [INFO] [stderr] Compiling static_init v1.0.3 [INFO] [stderr] Checking unicase v2.7.0 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking zerocopy v0.7.32 [INFO] [stderr] Checking xmlparser v0.13.6 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking unsafe_unwrap v0.1.0 [INFO] [stderr] Checking bumpalo v3.15.4 [INFO] [stderr] Checking roxmltree v0.18.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bumpalo-3.15.4/src/collections/str/lossy.rs:82:28 [INFO] [stdout] | [INFO] [stdout] 82 | () => {{ [INFO] [stdout] | ____________________________^ [INFO] [stdout] 83 | | unsafe { [INFO] [stdout] 84 | | let r = Utf8LossyChunk { [INFO] [stdout] 85 | | valid: str::from_utf8_unchecked(&self.source[0..i_]), [INFO] [stdout] ... | [INFO] [stdout] 90 | | } [INFO] [stdout] 91 | | }}; [INFO] [stdout] | |_____________________^ cannot infer type [INFO] [stdout] ... [INFO] [stdout] 97 | error!(); [INFO] [stdout] | -------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `error` (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 `bumpalo` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "130f6c261599d0b9cce69ecd871b5df15a7fd612d42a5767183d3cf9aeb2ee23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "130f6c261599d0b9cce69ecd871b5df15a7fd612d42a5767183d3cf9aeb2ee23", kill_on_drop: false }` [INFO] [stdout] 130f6c261599d0b9cce69ecd871b5df15a7fd612d42a5767183d3cf9aeb2ee23