[INFO] fetching crate scan_json 2.1.2...
[INFO] testing scan_json-2.1.2 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate scan_json 2.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate scan_json 2.1.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate scan_json 2.1.2
[INFO] tweaked toml for crates.io crate scan_json 2.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate scan_json 2.1.2 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate scan_json 2.1.2 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded u8pool v1.1.2
[INFO] [stderr]   Downloaded pyo3-macros v0.23.5
[INFO] [stderr]   Downloaded pyo3-build-config v0.23.5
[INFO] [stderr]   Downloaded rjiter v1.3.2
[INFO] [stderr]   Downloaded unicode-ident v1.0.20
[INFO] [stderr]   Downloaded pyo3-ffi v0.23.5
[INFO] [stderr]   Downloaded embedded-io v0.7.1
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.23.5
[INFO] [stderr]   Downloaded jiter v0.8.2
[INFO] [stderr]   Downloaded syn v2.0.107
[INFO] [stderr]   Downloaded pyo3 v0.23.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c45a40f71b92a57e042f0b434225492dfb7fee9708e06ef841d88934a6981674
[INFO] running `Command { std: "docker" "start" "-a" "c45a40f71b92a57e042f0b434225492dfb7fee9708e06ef841d88934a6981674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c45a40f71b92a57e042f0b434225492dfb7fee9708e06ef841d88934a6981674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c45a40f71b92a57e042f0b434225492dfb7fee9708e06ef841d88934a6981674", kill_on_drop: false }`
[INFO] [stdout] c45a40f71b92a57e042f0b434225492dfb7fee9708e06ef841d88934a6981674
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f597d3a4758657e42cd4d7d64d2172403690b1bd9efe5d6b770f51587b9c43f7
[INFO] running `Command { std: "docker" "start" "-a" "f597d3a4758657e42cd4d7d64d2172403690b1bd9efe5d6b770f51587b9c43f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling jiter v0.8.2
[INFO] [stderr]    Compiling embedded-io v0.7.1
[INFO] [stderr]    Compiling u8pool v1.1.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling lexical-util v0.8.5
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling rjiter v1.3.2
[INFO] [stderr]    Compiling scan_json v2.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.77s
[INFO] running `Command { std: "docker" "inspect" "f597d3a4758657e42cd4d7d64d2172403690b1bd9efe5d6b770f51587b9c43f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f597d3a4758657e42cd4d7d64d2172403690b1bd9efe5d6b770f51587b9c43f7", kill_on_drop: false }`
[INFO] [stdout] f597d3a4758657e42cd4d7d64d2172403690b1bd9efe5d6b770f51587b9c43f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 276e8ec9edf741a16adc75cf6d29bf1016fddd186e84c5018b55921c8abd1be8
[INFO] running `Command { std: "docker" "start" "-a" "276e8ec9edf741a16adc75cf6d29bf1016fddd186e84c5018b55921c8abd1be8", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-io v0.7.1
[INFO] [stderr]    Compiling rjiter v1.3.2
[INFO] [stderr]    Compiling scan_json v2.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: `scan_json::Error` doesn't implement `std::fmt::Display`
[INFO] [stdout]    --> tests/scan_test.rs:759:18
[INFO] [stdout]     |
[INFO] [stdout] 759 |         format!("{e}"),
[INFO] [stdout]     |                  ^^^ `scan_json::Error` cannot be formatted with the default formatter
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `std::fmt::Display` is not implemented for `scan_json::Error`
[INFO] [stdout]     = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `scan_json::Error` doesn't implement `std::fmt::Display`
[INFO] [stdout]    --> tests/scan_test.rs:792:18
[INFO] [stdout]     |
[INFO] [stdout] 792 |         format!("{e}"),
[INFO] [stdout]     |                  ^^^ `scan_json::Error` cannot be formatted with the default formatter
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `std::fmt::Display` is not implemented for `scan_json::Error`
[INFO] [stdout]     = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `scan_json::Error` doesn't implement `std::fmt::Display`
[INFO] [stdout]    --> tests/scan_test.rs:844:18
[INFO] [stdout]     |
[INFO] [stdout] 844 |         format!("{err}"),
[INFO] [stdout]     |                  ^^^^^ `scan_json::Error` cannot be formatted with the default formatter
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `std::fmt::Display` is not implemented for `scan_json::Error`
[INFO] [stdout]     = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `scan_json::Error` doesn't implement `std::fmt::Display`
[INFO] [stdout]    --> tests/scan_test.rs:896:18
[INFO] [stdout]     |
[INFO] [stdout] 896 |         format!("{err}"),
[INFO] [stdout]     |                  ^^^^^ `scan_json::Error` cannot be formatted with the default formatter
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `std::fmt::Display` is not implemented for `scan_json::Error`
[INFO] [stdout]     = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scan_json` (test "scan_test") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "276e8ec9edf741a16adc75cf6d29bf1016fddd186e84c5018b55921c8abd1be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "276e8ec9edf741a16adc75cf6d29bf1016fddd186e84c5018b55921c8abd1be8", kill_on_drop: false }`
[INFO] [stdout] 276e8ec9edf741a16adc75cf6d29bf1016fddd186e84c5018b55921c8abd1be8
