[INFO] fetching crate json-canon 0.1.3... [INFO] testing json-canon-0.1.3 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate json-canon 0.1.3 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate json-canon 0.1.3 [INFO] finished tweaking crates.io crate json-canon 0.1.3 [INFO] tweaked toml for crates.io crate json-canon 0.1.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate json-canon 0.1.3 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate json-canon 0.1.3 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded half v1.8.2 [INFO] [stderr] Downloaded plotters-backend v0.3.4 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.85 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.85 [INFO] [stderr] Downloaded unicode-width v0.1.10 [INFO] [stderr] Downloaded log v0.4.17 [INFO] [stderr] Downloaded serde_derive v1.0.163 [INFO] [stderr] Downloaded bumpalo v3.12.2 [INFO] [stderr] Downloaded js-sys v0.3.62 [INFO] [stderr] Downloaded criterion v0.3.6 [INFO] [stderr] Downloaded rayon-core v1.11.0 [INFO] [stderr] Downloaded plotters v0.3.4 [INFO] [stderr] Downloaded serde_json v1.0.96 [INFO] [stderr] Downloaded wasm-bindgen v0.2.85 [INFO] [stderr] Downloaded rayon v1.7.0 [INFO] [stderr] Downloaded ryu-js v0.2.2 [INFO] [stderr] Downloaded syn v2.0.15 [INFO] [stderr] Downloaded regex v1.8.1 [INFO] [stderr] Downloaded proc-macro2 v1.0.56 [INFO] [stderr] Downloaded quote v1.0.27 [INFO] [stderr] Downloaded serde v1.0.162 [INFO] [stderr] Downloaded criterion-plot v0.4.5 [INFO] [stderr] Downloaded regex-syntax v0.7.1 [INFO] [stderr] Downloaded csv-core v0.1.10 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.85 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.85 [INFO] [stderr] Downloaded plotters-svg v0.3.3 [INFO] [stderr] Downloaded web-sys v0.3.62 [INFO] [stderr] Downloaded libc v0.2.144 [INFO] [stderr] Downloaded csv v1.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b9c950cfd902f0d96d3fb6fb783dcf7bc9bd83b8a4db982943bafc1904197a47 [INFO] running `Command { std: "docker" "start" "-a" "b9c950cfd902f0d96d3fb6fb783dcf7bc9bd83b8a4db982943bafc1904197a47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b9c950cfd902f0d96d3fb6fb783dcf7bc9bd83b8a4db982943bafc1904197a47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9c950cfd902f0d96d3fb6fb783dcf7bc9bd83b8a4db982943bafc1904197a47", kill_on_drop: false }` [INFO] [stdout] b9c950cfd902f0d96d3fb6fb783dcf7bc9bd83b8a4db982943bafc1904197a47 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1911b4d62b2835793b710b5a387225d9b95a89a709411f922301b3cd0e62b75d [INFO] running `Command { std: "docker" "start" "-a" "1911b4d62b2835793b710b5a387225d9b95a89a709411f922301b3cd0e62b75d", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.162 [INFO] [stderr] Compiling serde_json v1.0.96 [INFO] [stderr] Compiling ryu v1.0.13 [INFO] [stderr] Compiling itoa v1.0.6 [INFO] [stderr] Compiling ryu-js v0.2.2 [INFO] [stderr] Compiling json-canon v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.57s [INFO] running `Command { std: "docker" "inspect" "1911b4d62b2835793b710b5a387225d9b95a89a709411f922301b3cd0e62b75d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1911b4d62b2835793b710b5a387225d9b95a89a709411f922301b3cd0e62b75d", kill_on_drop: false }` [INFO] [stdout] 1911b4d62b2835793b710b5a387225d9b95a89a709411f922301b3cd0e62b75d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d1bcc8119e7c183baadaa26bd356764d5017bbe7f06fddaf91e4e898f7316e63 [INFO] running `Command { std: "docker" "start" "-a" "d1bcc8119e7c183baadaa26bd356764d5017bbe7f06fddaf91e4e898f7316e63", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.15 [INFO] [stderr] Compiling libc v0.2.144 [INFO] [stderr] Compiling proc-macro2 v1.0.56 [INFO] [stderr] Compiling unicode-ident v1.0.8 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling quote v1.0.27 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Compiling either v1.8.1 [INFO] [stderr] Compiling plotters-backend v0.3.4 [INFO] [stderr] Compiling unicode-width v0.1.10 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling regex-syntax v0.7.1 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling plotters-svg v0.3.3 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file` [INFO] [stdout] | [INFO] [stdout] 92 - feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] 92 + feature(proc_macro_span, proc_macro_span_file) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling walkdir v2.3.3 [INFO] [stderr] Compiling memoffset v0.8.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.14 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] Compiling crossbeam-channel v0.5.8 [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "d1bcc8119e7c183baadaa26bd356764d5017bbe7f06fddaf91e4e898f7316e63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1bcc8119e7c183baadaa26bd356764d5017bbe7f06fddaf91e4e898f7316e63", kill_on_drop: false }` [INFO] [stdout] d1bcc8119e7c183baadaa26bd356764d5017bbe7f06fddaf91e4e898f7316e63