[INFO] cloning repository https://github.com/micahcc/shm-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/micahcc/shm-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicahcc%2Fshm-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicahcc%2Fshm-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5630f8e85d67c6ac75d79dfd3d1013b685003bff [INFO] checking micahcc/shm-rs against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicahcc%2Fshm-rs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/micahcc/shm-rs 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 git repo https://github.com/micahcc/shm-rs [INFO] finished tweaking git repo https://github.com/micahcc/shm-rs [INFO] tweaked toml for git repo https://github.com/micahcc/shm-rs written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/micahcc/shm-rs 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 sendfd v0.4.3 [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] cdc6ae7bb084cf02c6a6b1ee9835056e2fe77e40163ed05819309fff7cb9f05e [INFO] running `Command { std: "docker" "start" "-a" "cdc6ae7bb084cf02c6a6b1ee9835056e2fe77e40163ed05819309fff7cb9f05e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cdc6ae7bb084cf02c6a6b1ee9835056e2fe77e40163ed05819309fff7cb9f05e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cdc6ae7bb084cf02c6a6b1ee9835056e2fe77e40163ed05819309fff7cb9f05e", kill_on_drop: false }` [INFO] [stdout] cdc6ae7bb084cf02c6a6b1ee9835056e2fe77e40163ed05819309fff7cb9f05e [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] f504a7b009050b9600c7944298cde8a77a2c719ba49adecf6de9f101a225294f [INFO] running `Command { std: "docker" "start" "-a" "f504a7b009050b9600c7944298cde8a77a2c719ba49adecf6de9f101a225294f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Compiling io-lifetimes v1.0.9 [INFO] [stderr] Compiling rustix v0.37.6 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking linux-raw-sys v0.3.1 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking crc-catalog v2.2.0 [INFO] [stderr] Checking crc v3.0.1 [INFO] [stderr] Checking regex v1.7.3 [INFO] [stderr] Checking getrandom v0.2.8 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking sendfd v0.4.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking ctrlc v3.2.5 [INFO] [stderr] Checking is-terminal v0.4.6 [INFO] [stderr] Checking env_logger v0.10.0 [INFO] [stderr] Checking shm_broadcast v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `info`, `warn` [INFO] [stdout] --> src/shared_write_segment.rs:15:18 [INFO] [stdout] | [INFO] [stdout] 15 | use log::{error, info, warn}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `error`, `info` [INFO] [stdout] --> src/write_interface.rs:11:11 [INFO] [stdout] | [INFO] [stdout] 11 | use log::{error, info, warn}; [INFO] [stdout] | ^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `MESSAGE_HEADER_SIZE` [INFO] [stdout] --> src/write_segment.rs:9:46 [INFO] [stdout] | [INFO] [stdout] 9 | ABS_POS_N_MESSAGES, ABS_POS_SEGMENT_UID, MESSAGE_HEADER_SIZE, PRIMARY_HEADER_SIZE, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::wire_message::WireMessage` [INFO] [stdout] --> src/write_segment.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use crate::wire_message::WireMessage; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `error`, `info`, `warn` [INFO] [stdout] --> src/write_segment.rs:15:11 [INFO] [stdout] | [INFO] [stdout] 15 | use log::{error, info, warn}; [INFO] [stdout] | ^^^^^ ^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `info`, `warn` [INFO] [stdout] --> src/shared_write_segment.rs:15:18 [INFO] [stdout] | [INFO] [stdout] 15 | use log::{error, info, warn}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `error`, `info` [INFO] [stdout] --> src/write_interface.rs:11:11 [INFO] [stdout] | [INFO] [stdout] 11 | use log::{error, info, warn}; [INFO] [stdout] | ^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::wire_message::WireMessage` [INFO] [stdout] --> src/write_segment.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use crate::wire_message::WireMessage; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `error`, `info`, `warn` [INFO] [stdout] --> src/write_segment.rs:15:11 [INFO] [stdout] | [INFO] [stdout] 15 | use log::{error, info, warn}; [INFO] [stdout] | ^^^^^ ^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/write_segment.rs:100:13 [INFO] [stdout] | [INFO] [stdout] 100 | let mut shared_segment = self.shared_segment.lock().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WireMessage` is never constructed [INFO] [stdout] --> src/wire_message.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct WireMessage { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/write_segment.rs:100:13 [INFO] [stdout] | [INFO] [stdout] 100 | let mut shared_segment = self.shared_segment.lock().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WireMessage` is never constructed [INFO] [stdout] --> src/wire_message.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct WireMessage { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.57s [INFO] running `Command { std: "docker" "inspect" "f504a7b009050b9600c7944298cde8a77a2c719ba49adecf6de9f101a225294f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f504a7b009050b9600c7944298cde8a77a2c719ba49adecf6de9f101a225294f", kill_on_drop: false }` [INFO] [stdout] f504a7b009050b9600c7944298cde8a77a2c719ba49adecf6de9f101a225294f [INFO] checking micahcc/shm-rs against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicahcc%2Fshm-rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/micahcc/shm-rs 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 git repo https://github.com/micahcc/shm-rs [INFO] finished tweaking git repo https://github.com/micahcc/shm-rs [INFO] tweaked toml for git repo https://github.com/micahcc/shm-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/micahcc/shm-rs 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] 1c6f0705bcb6dbe75c6b43fc22ad7fc829e2dcdbc9902ad9043e8b9e6be4307b [INFO] running `Command { std: "docker" "start" "-a" "1c6f0705bcb6dbe75c6b43fc22ad7fc829e2dcdbc9902ad9043e8b9e6be4307b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1c6f0705bcb6dbe75c6b43fc22ad7fc829e2dcdbc9902ad9043e8b9e6be4307b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c6f0705bcb6dbe75c6b43fc22ad7fc829e2dcdbc9902ad9043e8b9e6be4307b", kill_on_drop: false }` [INFO] [stdout] 1c6f0705bcb6dbe75c6b43fc22ad7fc829e2dcdbc9902ad9043e8b9e6be4307b [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] 0397a696b2cc93d1555e1c09a444473e9341f165544397ad8b4da703b1fc1f2d [INFO] running `Command { std: "docker" "start" "-a" "0397a696b2cc93d1555e1c09a444473e9341f165544397ad8b4da703b1fc1f2d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Compiling io-lifetimes v1.0.9 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling rustix v0.37.6 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking linux-raw-sys v0.3.1 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking termcolor v1.2.0 [INFO] [stderr] Checking crc-catalog v2.2.0 [INFO] [stderr] Checking crc v3.0.1 [INFO] [stderr] Checking regex v1.7.3 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.7.3/src/exec.rs:848:13 [INFO] [stdout] | [INFO] [stdout] 848 | / match dfa::Fsm::reverse( [INFO] [stdout] 849 | | &self.ro.dfa_reverse, [INFO] [stdout] 850 | | self.cache.value(), [INFO] [stdout] 851 | | false, [INFO] [stdout] ... | [INFO] [stdout] 862 | | Quit => return Some(Quit), [INFO] [stdout] 863 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking getrandom v0.2.8 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking sendfd v0.4.3 [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 `regex` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "0397a696b2cc93d1555e1c09a444473e9341f165544397ad8b4da703b1fc1f2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0397a696b2cc93d1555e1c09a444473e9341f165544397ad8b4da703b1fc1f2d", kill_on_drop: false }` [INFO] [stdout] 0397a696b2cc93d1555e1c09a444473e9341f165544397ad8b4da703b1fc1f2d