[INFO] cloning repository https://github.com/mjhd-devlion/json-in-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mjhd-devlion/json-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjhd-devlion%2Fjson-in-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjhd-devlion%2Fjson-in-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 028b266bd3e146b81f1b31cc99962fe976255f07 [INFO] testing mjhd-devlion/json-in-rust against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjhd-devlion%2Fjson-in-rust" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mjhd-devlion/json-in-rust on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mjhd-devlion/json-in-rust [INFO] finished tweaking git repo https://github.com/mjhd-devlion/json-in-rust [INFO] tweaked toml for git repo https://github.com/mjhd-devlion/json-in-rust written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/mjhd-devlion/json-in-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4136f84702c1aaf1ac51d399ebb4ea59b9d9fba0dfff50713926e14e3a87b4d3 [INFO] running `Command { std: "docker" "start" "-a" "4136f84702c1aaf1ac51d399ebb4ea59b9d9fba0dfff50713926e14e3a87b4d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4136f84702c1aaf1ac51d399ebb4ea59b9d9fba0dfff50713926e14e3a87b4d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4136f84702c1aaf1ac51d399ebb4ea59b9d9fba0dfff50713926e14e3a87b4d3", kill_on_drop: false }` [INFO] [stdout] 4136f84702c1aaf1ac51d399ebb4ea59b9d9fba0dfff50713926e14e3a87b4d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37490840c3137a01b9ce5dd5bd00c33982f87e888e44dabbdb3b9f7db9fe80f9 [INFO] running `Command { std: "docker" "start" "-a" "37490840c3137a01b9ce5dd5bd00c33982f87e888e44dabbdb3b9f7db9fe80f9", kill_on_drop: false }` [INFO] [stderr] Compiling json-in-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/main.rs:557:27 [INFO] [stdout] | [INFO] [stdout] 557 | fn value_start(&self, ctx: &mut ParserContext) -> Result<(), String> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/main.rs:566:28 [INFO] [stdout] | [INFO] [stdout] 566 | fn member_start(&self, ctx: &mut ParserContext) -> Result<(), String> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/main.rs:666:25 [INFO] [stdout] | [INFO] [stdout] 666 | fn value_end(&self, ctx: &mut ParserContext) -> Result<(), String> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/main.rs:684:24 [INFO] [stdout] | [INFO] [stdout] 684 | fn json_end(&self, ctx: &mut ParserContext) -> Result<(), String> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `*ctx` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:630:13 [INFO] [stdout] | [INFO] [stdout] 629 | if let Some(Value::ArrayValue(array)) = ctx.peek() { [INFO] [stdout] | --- immutable borrow occurs here [INFO] [stdout] 630 | ctx.push(Value::ArrayValue(vec![ [INFO] [stdout] | ^^^ mutable borrow occurs here [INFO] [stdout] 631 | array.clone(), [INFO] [stdout] | ----- immutable borrow later used here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `parserCtx` should have a snake case name [INFO] [stdout] --> src/main.rs:708:13 [INFO] [stdout] | [INFO] [stdout] 708 | let mut parserCtx = ParserContext::new(&tokens); [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `parser_ctx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `Command { std: "docker" "inspect" "37490840c3137a01b9ce5dd5bd00c33982f87e888e44dabbdb3b9f7db9fe80f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37490840c3137a01b9ce5dd5bd00c33982f87e888e44dabbdb3b9f7db9fe80f9", kill_on_drop: false }` [INFO] [stdout] 37490840c3137a01b9ce5dd5bd00c33982f87e888e44dabbdb3b9f7db9fe80f9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] faf0b7688ea106bc075426b01d7dbd7650b528a24da90e6a3a58cc989a5c68a1 [INFO] running `Command { std: "docker" "start" "-a" "faf0b7688ea106bc075426b01d7dbd7650b528a24da90e6a3a58cc989a5c68a1", kill_on_drop: false }` [INFO] [stderr] Compiling json-in-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/main.rs:557:27 [INFO] [stdout] | [INFO] [stdout] 557 | fn value_start(&self, ctx: &mut ParserContext) -> Result<(), String> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/main.rs:566:28 [INFO] [stdout] | [INFO] [stdout] 566 | fn member_start(&self, ctx: &mut ParserContext) -> Result<(), String> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/main.rs:666:25 [INFO] [stdout] | [INFO] [stdout] 666 | fn value_end(&self, ctx: &mut ParserContext) -> Result<(), String> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/main.rs:684:24 [INFO] [stdout] | [INFO] [stdout] 684 | fn json_end(&self, ctx: &mut ParserContext) -> Result<(), String> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `*ctx` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:630:13 [INFO] [stdout] | [INFO] [stdout] 629 | if let Some(Value::ArrayValue(array)) = ctx.peek() { [INFO] [stdout] | --- immutable borrow occurs here [INFO] [stdout] 630 | ctx.push(Value::ArrayValue(vec![ [INFO] [stdout] | ^^^ mutable borrow occurs here [INFO] [stdout] 631 | array.clone(), [INFO] [stdout] | ----- immutable borrow later used here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `parserCtx` should have a snake case name [INFO] [stdout] --> src/main.rs:708:13 [INFO] [stdout] | [INFO] [stdout] 708 | let mut parserCtx = ParserContext::new(&tokens); [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `parser_ctx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `Command { std: "docker" "inspect" "faf0b7688ea106bc075426b01d7dbd7650b528a24da90e6a3a58cc989a5c68a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "faf0b7688ea106bc075426b01d7dbd7650b528a24da90e6a3a58cc989a5c68a1", kill_on_drop: false }` [INFO] [stdout] faf0b7688ea106bc075426b01d7dbd7650b528a24da90e6a3a58cc989a5c68a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c5517ff295bc20f4aa56d4cea14d86d76aa0e625a8c9b79302adea20dc13994b [INFO] running `Command { std: "docker" "start" "-a" "c5517ff295bc20f4aa56d4cea14d86d76aa0e625a8c9b79302adea20dc13994b", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> src/main.rs:557:27 [INFO] [stderr] | [INFO] [stderr] 557 | fn value_start(&self, ctx: &mut ParserContext) -> Result<(), String> { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> src/main.rs:566:28 [INFO] [stderr] | [INFO] [stderr] 566 | fn member_start(&self, ctx: &mut ParserContext) -> Result<(), String> { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> src/main.rs:666:25 [INFO] [stderr] | [INFO] [stderr] 666 | fn value_end(&self, ctx: &mut ParserContext) -> Result<(), String> { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:684:24 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 684 | fn json_end(&self, ctx: &mut ParserContext) -> Result<(), String> { [INFO] [stdout] [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*ctx` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/main.rs:630:13 [INFO] [stderr] | [INFO] [stderr] 629 | if let Some(Value::ArrayValue(array)) = ctx.peek() { [INFO] [stderr] | --- immutable borrow occurs here [INFO] [stderr] 630 | ctx.push(Value::ArrayValue(vec![ [INFO] [stderr] | ^^^ mutable borrow occurs here [INFO] [stderr] 631 | array.clone(), [INFO] [stderr] | ----- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: variable `parserCtx` should have a snake case name [INFO] [stderr] --> src/main.rs:708:13 [INFO] [stderr] | [INFO] [stderr] 708 | let mut parserCtx = ParserContext::new(&tokens); [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `parser_ctx` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `json-in-rust` (bin "json-in-rust" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/json_in_rust-fd4b1455c820ba79) [INFO] running `Command { std: "docker" "inspect" "c5517ff295bc20f4aa56d4cea14d86d76aa0e625a8c9b79302adea20dc13994b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5517ff295bc20f4aa56d4cea14d86d76aa0e625a8c9b79302adea20dc13994b", kill_on_drop: false }` [INFO] [stdout] c5517ff295bc20f4aa56d4cea14d86d76aa0e625a8c9b79302adea20dc13994b