[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<Token> {
[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<Token<'_>> {
[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<Token> {
[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<Token<'_>> {
[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
