[INFO] fetching crate jst 0.0.3...
[INFO] checking jst-0.0.3 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate jst 0.0.3 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate jst 0.0.3
[INFO] finished tweaking crates.io crate jst 0.0.3
[INFO] tweaked toml for crates.io crate jst 0.0.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate jst 0.0.3 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate jst 0.0.3 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7838b6ad409bf46af634d847140d4d165cd1e1905fadcbd4a6a8e3fa58f7a40b
[INFO] running `Command { std: "docker" "start" "-a" "7838b6ad409bf46af634d847140d4d165cd1e1905fadcbd4a6a8e3fa58f7a40b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7838b6ad409bf46af634d847140d4d165cd1e1905fadcbd4a6a8e3fa58f7a40b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7838b6ad409bf46af634d847140d4d165cd1e1905fadcbd4a6a8e3fa58f7a40b", kill_on_drop: false }`
[INFO] [stdout] 7838b6ad409bf46af634d847140d4d165cd1e1905fadcbd4a6a8e3fa58f7a40b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6f52ca4c1f31451a3c19b7f0a27769f6ce00a5c98552bafc08498954c73d925
[INFO] running `Command { std: "docker" "start" "-a" "f6f52ca4c1f31451a3c19b7f0a27769f6ce00a5c98552bafc08498954c73d925", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking jst v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/val.rs:70:20
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 if (key >= a.len()) {
[INFO] [stdout]    |                    ^              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 70 -                 if (key >= a.len()) {
[INFO] [stdout] 70 +                 if key >= a.len() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: invalid `#[macro_export]` argument
[INFO] [stdout]  --> src/macros/arr.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[macro_export(json_macros)]
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(invalid_macro_export_arguments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: invalid `#[macro_export]` argument
[INFO] [stdout]   --> src/macros/des.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[macro_export(json_macros)]
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: invalid `#[macro_export]` argument
[INFO] [stdout]  --> src/macros/obj.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_export(json_macros)]
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: invalid `#[macro_export]` argument
[INFO] [stdout]   --> src/macros/val.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[macro_export(json_macros)]
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:84:21
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn new(str: &str) -> Parser {
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn new(str: &str) -> Parser<'_> {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/val.rs:70:20
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 if (key >= a.len()) {
[INFO] [stdout]    |                    ^              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 70 -                 if (key >= a.len()) {
[INFO] [stdout] 70 +                 if key >= a.len() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: invalid `#[macro_export]` argument
[INFO] [stdout]  --> src/macros/arr.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[macro_export(json_macros)]
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(invalid_macro_export_arguments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: invalid `#[macro_export]` argument
[INFO] [stdout]   --> src/macros/des.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[macro_export(json_macros)]
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: invalid `#[macro_export]` argument
[INFO] [stdout]  --> src/macros/obj.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_export(json_macros)]
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: invalid `#[macro_export]` argument
[INFO] [stdout]   --> src/macros/val.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[macro_export(json_macros)]
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:84:21
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn new(str: &str) -> Parser {
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn new(str: &str) -> Parser<'_> {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.00s
[INFO] running `Command { std: "docker" "inspect" "f6f52ca4c1f31451a3c19b7f0a27769f6ce00a5c98552bafc08498954c73d925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6f52ca4c1f31451a3c19b7f0a27769f6ce00a5c98552bafc08498954c73d925", kill_on_drop: false }`
[INFO] [stdout] f6f52ca4c1f31451a3c19b7f0a27769f6ce00a5c98552bafc08498954c73d925