[INFO] fetching crate scan_json 2.0.0...
[INFO] testing scan_json-2.0.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate scan_json 2.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate scan_json 2.0.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate scan_json 2.0.0
[INFO] tweaked toml for crates.io crate scan_json 2.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate scan_json 2.0.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate scan_json 2.0.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unindent v0.2.4
[INFO] [stderr]   Downloaded rjiter v1.2.0
[INFO] [stderr]   Downloaded indoc v2.0.7
[INFO] [stderr]   Downloaded pyo3-build-config v0.23.5
[INFO] [stderr]   Downloaded u8pool v1.1.2
[INFO] [stderr]   Downloaded pyo3-macros v0.23.5
[INFO] [stderr]   Downloaded pyo3-ffi v0.23.5
[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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 059f592a8fde2d1715a4a4751842fede404853acb628cb2f694320b2983bb45b
[INFO] running `Command { std: "docker" "start" "-a" "059f592a8fde2d1715a4a4751842fede404853acb628cb2f694320b2983bb45b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "059f592a8fde2d1715a4a4751842fede404853acb628cb2f694320b2983bb45b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "059f592a8fde2d1715a4a4751842fede404853acb628cb2f694320b2983bb45b", kill_on_drop: false }`
[INFO] [stdout] 059f592a8fde2d1715a4a4751842fede404853acb628cb2f694320b2983bb45b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 451dc6048875efd6c74fcad8f3c6f8a7baa59e63db4c9d6c4d7cdfd78da21e00
[INFO] running `Command { std: "docker" "start" "-a" "451dc6048875efd6c74fcad8f3c6f8a7baa59e63db4c9d6c4d7cdfd78da21e00", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling jiter v0.8.2
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling embedded-io v0.6.1
[INFO] [stderr]    Compiling u8pool v1.1.2
[INFO] [stderr]    Compiling lexical-util v0.8.5
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling rjiter v1.2.0
[INFO] [stderr]    Compiling scan_json v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.19s
[INFO] running `Command { std: "docker" "inspect" "451dc6048875efd6c74fcad8f3c6f8a7baa59e63db4c9d6c4d7cdfd78da21e00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "451dc6048875efd6c74fcad8f3c6f8a7baa59e63db4c9d6c4d7cdfd78da21e00", kill_on_drop: false }`
[INFO] [stdout] 451dc6048875efd6c74fcad8f3c6f8a7baa59e63db4c9d6c4d7cdfd78da21e00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d590dc6d82f7271e6c6c55ba2406d4cbf04a3b7c7d2ba5db95cf2e2938f307f
[INFO] running `Command { std: "docker" "start" "-a" "4d590dc6d82f7271e6c6c55ba2406d4cbf04a3b7c7d2ba5db95cf2e2938f307f", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-io v0.6.1
[INFO] [stderr]    Compiling rjiter v1.2.0
[INFO] [stderr]    Compiling scan_json v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: `scan_json::Error` doesn't implement `std::fmt::Display`
[INFO] [stdout]    --> tests/scan_test.rs:759:19
[INFO] [stdout]     |
[INFO] [stdout] 759 |         format!("{e}"),
[INFO] [stdout]     |                  -^-
[INFO] [stdout]     |                  ||
[INFO] [stdout]     |                  |`scan_json::Error` cannot be formatted with the default formatter
[INFO] [stdout]     |                  required by this formatting parameter
[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]     = note: this error originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `scan_json::Error` doesn't implement `std::fmt::Display`
[INFO] [stdout]    --> tests/scan_test.rs:792:19
[INFO] [stdout]     |
[INFO] [stdout] 792 |         format!("{e}"),
[INFO] [stdout]     |                  -^-
[INFO] [stdout]     |                  ||
[INFO] [stdout]     |                  |`scan_json::Error` cannot be formatted with the default formatter
[INFO] [stdout]     |                  required by this formatting parameter
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `std::fmt::Display` is not implemented for `scan_json::Error`
[INFO] [stdout]     = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]     = note: this error originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `scan_json::Error` doesn't implement `std::fmt::Display`
[INFO] [stdout]    --> tests/scan_test.rs:844:19
[INFO] [stdout]     |
[INFO] [stdout] 844 |         format!("{err}"),
[INFO] [stdout]     |                  -^^^-
[INFO] [stdout]     |                  ||
[INFO] [stdout]     |                  |`scan_json::Error` cannot be formatted with the default formatter
[INFO] [stdout]     |                  required by this formatting parameter
[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]     = note: this error originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `scan_json::Error` doesn't implement `std::fmt::Display`
[INFO] [stdout]    --> tests/scan_test.rs:896:19
[INFO] [stdout]     |
[INFO] [stdout] 896 |         format!("{err}"),
[INFO] [stdout]     |                  -^^^-
[INFO] [stdout]     |                  ||
[INFO] [stdout]     |                  |`scan_json::Error` cannot be formatted with the default formatter
[INFO] [stdout]     |                  required by this formatting parameter
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `std::fmt::Display` is not implemented for `scan_json::Error`
[INFO] [stdout]     = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]     = note: this error originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[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" "4d590dc6d82f7271e6c6c55ba2406d4cbf04a3b7c7d2ba5db95cf2e2938f307f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d590dc6d82f7271e6c6c55ba2406d4cbf04a3b7c7d2ba5db95cf2e2938f307f", kill_on_drop: false }`
[INFO] [stdout] 4d590dc6d82f7271e6c6c55ba2406d4cbf04a3b7c7d2ba5db95cf2e2938f307f