[INFO] fetching crate rlfsc 0.2.2... [INFO] checking rlfsc-0.2.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate rlfsc 0.2.2 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate rlfsc 0.2.2 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 rlfsc 0.2.2 [INFO] finished tweaking crates.io crate rlfsc 0.2.2 [INFO] tweaked toml for crates.io crate rlfsc 0.2.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate rlfsc 0.2.2 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] Downloading crates ... [INFO] [stderr] Downloaded az v1.1.0 [INFO] [stderr] Downloaded rlimit v0.4.0 [INFO] [stderr] Downloaded rug v1.11.0 [INFO] [stderr] Downloaded gmp-mpfr-sys v1.4.3 [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] 793c64893de7be930268983d65c6d745f2807f6a5798f2f994bbcdcdd7b46ad5 [INFO] running `Command { std: "docker" "start" "-a" "793c64893de7be930268983d65c6d745f2807f6a5798f2f994bbcdcdd7b46ad5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "793c64893de7be930268983d65c6d745f2807f6a5798f2f994bbcdcdd7b46ad5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "793c64893de7be930268983d65c6d745f2807f6a5798f2f994bbcdcdd7b46ad5", kill_on_drop: false }` [INFO] [stdout] 793c64893de7be930268983d65c6d745f2807f6a5798f2f994bbcdcdd7b46ad5 [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] 5dbc1a4bb7f45e011758edfb78a7a8575e3ef42bf77167d80258a856b8f46c98 [INFO] running `Command { std: "docker" "start" "-a" "5dbc1a4bb7f45e011758edfb78a7a8575e3ef42bf77167d80258a856b8f46c98", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling gmp-mpfr-sys v1.4.3 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling beef v0.4.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling regex-syntax v0.6.22 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Compiling rug v1.11.0 [INFO] [stderr] Checking az v1.1.0 [INFO] [stderr] Checking yansi v0.5.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rlimit v0.4.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Compiling logos-derive v0.11.5 [INFO] [stderr] Checking thiserror v1.0.24 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking logos v0.11.4 [INFO] [stderr] Checking rlfsc v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `atty` is imported redundantly [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use atty; [INFO] [stdout] | ^^^^ the item `atty` 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 `Default` is imported redundantly [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/code.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `logos` is imported redundantly [INFO] [stdout] --> src/token.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 8 | use logos::{self, Logos}; [INFO] [stdout] | ^^^^ the item `logos` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `atty` is imported redundantly [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use atty; [INFO] [stdout] | ^^^^ the item `atty` 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 `Default` is imported redundantly [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/code.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `logos` is imported redundantly [INFO] [stdout] --> src/token.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 8 | use logos::{self, Logos}; [INFO] [stdout] | ^^^^ the item `logos` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Level` is never constructed [INFO] [stdout] --> src/token.rs:278:8 [INFO] [stdout] | [INFO] [stdout] 278 | struct Level<'a> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Level` is never constructed [INFO] [stdout] --> src/token.rs:278:8 [INFO] [stdout] | [INFO] [stdout] 278 | struct Level<'a> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 23s [INFO] running `Command { std: "docker" "inspect" "5dbc1a4bb7f45e011758edfb78a7a8575e3ef42bf77167d80258a856b8f46c98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5dbc1a4bb7f45e011758edfb78a7a8575e3ef42bf77167d80258a856b8f46c98", kill_on_drop: false }` [INFO] [stdout] 5dbc1a4bb7f45e011758edfb78a7a8575e3ef42bf77167d80258a856b8f46c98 [INFO] checking rlfsc-0.2.2 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate rlfsc 0.2.2 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate rlfsc 0.2.2 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 rlfsc 0.2.2 [INFO] finished tweaking crates.io crate rlfsc 0.2.2 [INFO] tweaked toml for crates.io crate rlfsc 0.2.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate rlfsc 0.2.2 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] 444b20363262f28ea52e2f3927a06235ff1d2a3aab97fcf0c64f4ea50f5d50e9 [INFO] running `Command { std: "docker" "start" "-a" "444b20363262f28ea52e2f3927a06235ff1d2a3aab97fcf0c64f4ea50f5d50e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "444b20363262f28ea52e2f3927a06235ff1d2a3aab97fcf0c64f4ea50f5d50e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "444b20363262f28ea52e2f3927a06235ff1d2a3aab97fcf0c64f4ea50f5d50e9", kill_on_drop: false }` [INFO] [stdout] 444b20363262f28ea52e2f3927a06235ff1d2a3aab97fcf0c64f4ea50f5d50e9 [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] 6b8fe0b338c23612d76686ff6c53dc63a255690122e3327bbb835403e0f9615f [INFO] running `Command { std: "docker" "start" "-a" "6b8fe0b338c23612d76686ff6c53dc63a255690122e3327bbb835403e0f9615f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling gmp-mpfr-sys v1.4.3 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling rug v1.11.0 [INFO] [stderr] Compiling beef v0.4.4 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling regex-syntax v0.6.22 [INFO] [stderr] Checking az v1.1.0 [INFO] [stderr] Checking yansi v0.5.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rlimit v0.4.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Compiling logos-derive v0.11.5 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/logos-derive-0.11.5/src/mir.rs:103:21 [INFO] [stdout] | [INFO] [stdout] 103 | Err("#[regex]: non-greedy parsing is currently unsupported.")?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 103 | Err::("#[regex]: non-greedy parsing is currently unsupported.")?; [INFO] [stdout] | +++++++++++ [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 `logos-derive` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "6b8fe0b338c23612d76686ff6c53dc63a255690122e3327bbb835403e0f9615f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b8fe0b338c23612d76686ff6c53dc63a255690122e3327bbb835403e0f9615f", kill_on_drop: false }` [INFO] [stdout] 6b8fe0b338c23612d76686ff6c53dc63a255690122e3327bbb835403e0f9615f