[INFO] cloning repository https://github.com/jemmyw/ppjson
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jemmyw/ppjson" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjemmyw%2Fppjson", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjemmyw%2Fppjson'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d641b8e05450f3acc02dab1997761dbc5a635fb7
[INFO] checking jemmyw/ppjson against try#afeffcd090fe6cee35c99f8b5539d74aa443fe34 for pr-140956
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjemmyw%2Fppjson" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jemmyw/ppjson
[INFO] finished tweaking git repo https://github.com/jemmyw/ppjson
[INFO] tweaked toml for git repo https://github.com/jemmyw/ppjson written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jemmyw/ppjson on toolchain afeffcd090fe6cee35c99f8b5539d74aa443fe34
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jemmyw/ppjson 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" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d62938479d621fe904b88c9c70fea15e628c48580352ddd5eb1bca7369b9dc60
[INFO] running `Command { std: "docker" "start" "-a" "d62938479d621fe904b88c9c70fea15e628c48580352ddd5eb1bca7369b9dc60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d62938479d621fe904b88c9c70fea15e628c48580352ddd5eb1bca7369b9dc60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d62938479d621fe904b88c9c70fea15e628c48580352ddd5eb1bca7369b9dc60", kill_on_drop: false }`
[INFO] [stdout] d62938479d621fe904b88c9c70fea15e628c48580352ddd5eb1bca7369b9dc60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 547fb58069eb68273e565573e6e784da3323b644d6ff29ec7d688f3c5ce7f972
[INFO] running `Command { std: "docker" "start" "-a" "547fb58069eb68273e565573e6e784da3323b644d6ff29ec7d688f3c5ce7f972", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking ppjson v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/parsers/hash.rs:60:54
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn parse<'a>(&'a self, input: &'a str) -> Result<JSONValue, std::string::String> {
[INFO] [stdout]    |              -- lifetime `'a` declared here          ^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/parsers/json.rs:48:54
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn parse<'a>(&'a self, input: &'a str) -> Result<JSONValue, std::string::String> {
[INFO] [stdout]    |              -- lifetime `'a` declared here          ^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/parsers/parser.rs:33:54
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn parse<'a>(&'a self, input: &'a str) -> Result<JSONValue, std::string::String>;
[INFO] [stdout]    |              -- lifetime `'a` declared here          ^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/parsers/hash.rs:60:54
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn parse<'a>(&'a self, input: &'a str) -> Result<JSONValue, std::string::String> {
[INFO] [stdout]    |              -- lifetime `'a` declared here          ^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/parsers/json.rs:48:54
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn parse<'a>(&'a self, input: &'a str) -> Result<JSONValue, std::string::String> {
[INFO] [stdout]    |              -- lifetime `'a` declared here          ^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/parsers/parser.rs:33:54
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn parse<'a>(&'a self, input: &'a str) -> Result<JSONValue, std::string::String>;
[INFO] [stdout]    |              -- lifetime `'a` declared here          ^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.96s
[INFO] running `Command { std: "docker" "inspect" "547fb58069eb68273e565573e6e784da3323b644d6ff29ec7d688f3c5ce7f972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "547fb58069eb68273e565573e6e784da3323b644d6ff29ec7d688f3c5ce7f972", kill_on_drop: false }`
[INFO] [stdout] 547fb58069eb68273e565573e6e784da3323b644d6ff29ec7d688f3c5ce7f972