[INFO] cloning repository https://github.com/thomas9911/expression_parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thomas9911/expression_parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas9911%2Fexpression_parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas9911%2Fexpression_parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 824b02d24df7cbd41416228cc96b438bea9f07c6
[INFO] checking thomas9911/expression_parser against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas9911%2Fexpression_parser" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thomas9911/expression_parser on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thomas9911/expression_parser
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/thomas9911/expression_parser
[INFO] tweaked toml for git repo https://github.com/thomas9911/expression_parser written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/thomas9911/expression_parser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snailquote v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be5602ad340d241aa25fe1a3ea2dc340a6b083b4152ac6da72ceec87a73d0f04
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "be5602ad340d241aa25fe1a3ea2dc340a6b083b4152ac6da72ceec87a73d0f04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be5602ad340d241aa25fe1a3ea2dc340a6b083b4152ac6da72ceec87a73d0f04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be5602ad340d241aa25fe1a3ea2dc340a6b083b4152ac6da72ceec87a73d0f04", kill_on_drop: false }`
[INFO] [stdout] be5602ad340d241aa25fe1a3ea2dc340a6b083b4152ac6da72ceec87a73d0f04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1ac4467da57c069103317398e0756c0293bb7d5c97a642077b91fe1502be6dec
[INFO] running `Command { std: "docker" "start" "-a" "1ac4467da57c069103317398e0756c0293bb7d5c97a642077b91fe1502be6dec", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking strum v0.18.0
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking snailquote v0.3.0
[INFO] [stderr]     Checking expression_parser v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/statics.rs:28:65
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub(crate) static ref DEFAULT_STRING_VARIABLES: Variables = { Variables::default() };
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/statics.rs:28:65
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub(crate) static ref DEFAULT_STRING_VARIABLES: Variables = { Variables::default() };
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.86s
[INFO] running `Command { std: "docker" "inspect" "1ac4467da57c069103317398e0756c0293bb7d5c97a642077b91fe1502be6dec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ac4467da57c069103317398e0756c0293bb7d5c97a642077b91fe1502be6dec", kill_on_drop: false }`
[INFO] [stdout] 1ac4467da57c069103317398e0756c0293bb7d5c97a642077b91fe1502be6dec