[INFO] cloning repository https://github.com/jbcoe/mylang2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jbcoe/mylang2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbcoe%2Fmylang2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbcoe%2Fmylang2'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 092b1f0bb72e24456da4fa19d425a0d1e8238a68 [INFO] checking jbcoe/mylang2 against try#b4c55082edd8dec08ce8af276d7054d9c4db20c4 for pr-147984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbcoe%2Fmylang2" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jbcoe/mylang2 [INFO] finished tweaking git repo https://github.com/jbcoe/mylang2 [INFO] tweaked toml for git repo https://github.com/jbcoe/mylang2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jbcoe/mylang2 on toolchain b4c55082edd8dec08ce8af276d7054d9c4db20c4 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jbcoe/mylang2 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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: bin.0.src [INFO] [stderr] warning: unused manifest key: bin.1.src [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking jbcoe/mylang2 against try#b4c55082edd8dec08ce8af276d7054d9c4db20c4 for pr-147984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbcoe%2Fmylang2" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jbcoe/mylang2 [INFO] finished tweaking git repo https://github.com/jbcoe/mylang2 [INFO] tweaked toml for git repo https://github.com/jbcoe/mylang2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jbcoe/mylang2 on toolchain b4c55082edd8dec08ce8af276d7054d9c4db20c4 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jbcoe/mylang2 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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: bin.0.src [INFO] [stderr] warning: unused manifest key: bin.1.src [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aa07736536c1afadce57cae3b6830b7c460b80e84c25bf495f8084fe9bcf7b95 [INFO] running `Command { std: "docker" "start" "-a" "aa07736536c1afadce57cae3b6830b7c460b80e84c25bf495f8084fe9bcf7b95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aa07736536c1afadce57cae3b6830b7c460b80e84c25bf495f8084fe9bcf7b95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa07736536c1afadce57cae3b6830b7c460b80e84c25bf495f8084fe9bcf7b95", kill_on_drop: false }` [INFO] [stdout] aa07736536c1afadce57cae3b6830b7c460b80e84c25bf495f8084fe9bcf7b95 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ceda6530b057949687db8c17b70b705274c773a79fe8795ff33b3f720208271f [INFO] running `Command { std: "docker" "start" "-a" "ceda6530b057949687db8c17b70b705274c773a79fe8795ff33b3f720208271f", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: bin.0.src [INFO] [stderr] warning: unused manifest key: bin.1.src [INFO] [stderr] Checking either v1.11.0 [INFO] [stderr] Compiling phf_generator v0.11.2 [INFO] [stderr] Compiling syn v2.0.29 [INFO] [stderr] Checking itertools v0.12.1 [INFO] [stderr] Compiling phf_macros v0.11.2 [INFO] [stderr] Checking phf v0.11.2 [INFO] [stderr] Checking mylang2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `*` [INFO] [stdout] --> src/parser.rs:350:64 [INFO] [stdout] | [INFO] [stdout] 350 | use crate::{ast, lexer::Lexer, matcher::*, parser::Parser, *}; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lexer.rs:11:31 [INFO] [stdout] | [INFO] [stdout] 11 | fn new(input: &'a str) -> Lexer { [INFO] [stdout] | -- ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 11 | fn new(input: &'a str) -> Lexer<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lexer.rs:323:33 [INFO] [stdout] | [INFO] [stdout] 323 | pub fn tokenize(input_text: &str) -> Vec { [INFO] [stdout] | ^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 323 | pub fn tokenize(input_text: &str) -> Vec> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lexer.rs:11:31 [INFO] [stdout] | [INFO] [stdout] 11 | fn new(input: &'a str) -> Lexer { [INFO] [stdout] | -- ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 11 | fn new(input: &'a str) -> Lexer<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lexer.rs:323:33 [INFO] [stdout] | [INFO] [stdout] 323 | pub fn tokenize(input_text: &str) -> Vec { [INFO] [stdout] | ^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 323 | pub fn tokenize(input_text: &str) -> Vec> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/matcher.rs:556:35 [INFO] [stdout] | [INFO] [stdout] 556 | fn integer_literal_expr(text: &str) -> Expression { [INFO] [stdout] | ^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 556 | fn integer_literal_expr(text: &str) -> Expression<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/matcher.rs:560:33 [INFO] [stdout] | [INFO] [stdout] 560 | fn float_literal_expr(text: &str) -> Expression { [INFO] [stdout] | ^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 560 | fn float_literal_expr(text: &str) -> Expression<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/matcher.rs:564:30 [INFO] [stdout] | [INFO] [stdout] 564 | fn identifier_expr(name: &str) -> Expression { [INFO] [stdout] | ^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 564 | fn identifier_expr(name: &str) -> Expression<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.22s [INFO] running `Command { std: "docker" "inspect" "ceda6530b057949687db8c17b70b705274c773a79fe8795ff33b3f720208271f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ceda6530b057949687db8c17b70b705274c773a79fe8795ff33b3f720208271f", kill_on_drop: false }` [INFO] [stdout] ceda6530b057949687db8c17b70b705274c773a79fe8795ff33b3f720208271f