[INFO] fetching crate ledger-parser 3.1.0...
[INFO] checking ledger-parser-3.1.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate ledger-parser 3.1.0 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate ledger-parser 3.1.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ledger-parser 3.1.0
[INFO] finished tweaking crates.io crate ledger-parser 3.1.0
[INFO] tweaked toml for crates.io crate ledger-parser 3.1.0 written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a02b20b00c760afa626df78e74fa54523841cb60cd5c27cbeecdb55652fb0a1
[INFO] running `Command { std: "docker" "start" "-a" "6a02b20b00c760afa626df78e74fa54523841cb60cd5c27cbeecdb55652fb0a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a02b20b00c760afa626df78e74fa54523841cb60cd5c27cbeecdb55652fb0a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a02b20b00c760afa626df78e74fa54523841cb60cd5c27cbeecdb55652fb0a1", kill_on_drop: false }`
[INFO] [stdout] 6a02b20b00c760afa626df78e74fa54523841cb60cd5c27cbeecdb55652fb0a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5ee1e769f0734cdd0916052e2a1e9fde76655cb57b4f4a47197c446c8e2bbbf
[INFO] running `Command { std: "docker" "start" "-a" "d5ee1e769f0734cdd0916052e2a1e9fde76655cb57b4f4a47197c446c8e2bbbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking libc v0.2.108
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rust_decimal v1.17.0
[INFO] [stderr]     Checking ledger-parser v3.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/parser.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     (c >= '0' && c <= '9')
[INFO] [stdout]    |     ^                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 17 -     (c >= '0' && c <= '9')
[INFO] [stdout] 17 +     c >= '0' && c <= '9'
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/parser.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     (c == ' ' || c == '\t')
[INFO] [stdout]    |     ^                     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -     (c == ' ' || c == '\t')
[INFO] [stdout] 25 +     c == ' ' || c == '\t'
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/parser.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     (c != '\r' && c != '\n')
[INFO] [stdout]    |     ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 29 -     (c != '\r' && c != '\n')
[INFO] [stdout] 29 +     c != '\r' && c != '\n'
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/parser.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     (c != '\r' && c != '\n' && c != ';')
[INFO] [stdout]    |     ^                                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -     (c != '\r' && c != '\n' && c != ';')
[INFO] [stdout] 33 +     c != '\r' && c != '\n' && c != ';'
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/parser.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     (c >= '0' && c <= '9')
[INFO] [stdout]    |     ^                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 17 -     (c >= '0' && c <= '9')
[INFO] [stdout] 17 +     c >= '0' && c <= '9'
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/parser.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     (c == ' ' || c == '\t')
[INFO] [stdout]    |     ^                     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -     (c == ' ' || c == '\t')
[INFO] [stdout] 25 +     c == ' ' || c == '\t'
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/parser.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     (c != '\r' && c != '\n')
[INFO] [stdout]    |     ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 29 -     (c != '\r' && c != '\n')
[INFO] [stdout] 29 +     c != '\r' && c != '\n'
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/parser.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     (c != '\r' && c != '\n' && c != ';')
[INFO] [stdout]    |     ^                                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -     (c != '\r' && c != '\n' && c != ';')
[INFO] [stdout] 33 +     c != '\r' && c != '\n' && c != ';'
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.41s
[INFO] running `Command { std: "docker" "inspect" "d5ee1e769f0734cdd0916052e2a1e9fde76655cb57b4f4a47197c446c8e2bbbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5ee1e769f0734cdd0916052e2a1e9fde76655cb57b4f4a47197c446c8e2bbbf", kill_on_drop: false }`
[INFO] [stdout] d5ee1e769f0734cdd0916052e2a1e9fde76655cb57b4f4a47197c446c8e2bbbf