[INFO] fetching crate dn42-kb-canvas-wikipedia-rc 0.2.0...
[INFO] checking dn42-kb-canvas-wikipedia-rc-0.2.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate dn42-kb-canvas-wikipedia-rc 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate dn42-kb-canvas-wikipedia-rc 0.2.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate dn42-kb-canvas-wikipedia-rc 0.2.0
[INFO] finished tweaking crates.io crate dn42-kb-canvas-wikipedia-rc 0.2.0
[INFO] tweaked toml for crates.io crate dn42-kb-canvas-wikipedia-rc 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate dn42-kb-canvas-wikipedia-rc 0.2.0 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-bidi v0.3.11
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.92
[INFO] [stderr]   Downloaded icmp-socket v0.2.0
[INFO] [stderr]   Downloaded tempfile v3.4.0
[INFO] [stderr]   Downloaded serde v1.0.154
[INFO] [stderr]   Downloaded tokio-util v0.7.7
[INFO] [stderr]   Downloaded h2 v0.3.16
[INFO] [stderr]   Downloaded cxx v1.0.92
[INFO] [stderr]   Downloaded tokio v1.26.0
[INFO] [stderr]   Downloaded io-lifetimes v1.0.6
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.92
[INFO] [stderr]   Downloaded cxx-build v1.0.92
[INFO] [stderr]   Downloaded hyper v0.14.25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c80f715d043bdd46f2c33ac6697b7406a45e1355fa11e4830290b3af979939c8
[INFO] running `Command { std: "docker" "start" "-a" "c80f715d043bdd46f2c33ac6697b7406a45e1355fa11e4830290b3af979939c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c80f715d043bdd46f2c33ac6697b7406a45e1355fa11e4830290b3af979939c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c80f715d043bdd46f2c33ac6697b7406a45e1355fa11e4830290b3af979939c8", kill_on_drop: false }`
[INFO] [stdout] c80f715d043bdd46f2c33ac6697b7406a45e1355fa11e4830290b3af979939c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1120bcc526dbd40f275f2c590da00eac84c8bfac924cf880bd56ad6fdc3624f4
[INFO] running `Command { std: "docker" "start" "-a" "1120bcc526dbd40f275f2c590da00eac84c8bfac924cf880bd56ad6fdc3624f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stderr]    Compiling serde v1.0.154
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]     Checking futures-sink v0.3.26
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking unicode-bidi v0.3.11
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]    Compiling openssl-sys v0.9.80
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1120bcc526dbd40f275f2c590da00eac84c8bfac924cf880bd56ad6fdc3624f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1120bcc526dbd40f275f2c590da00eac84c8bfac924cf880bd56ad6fdc3624f4", kill_on_drop: false }`
[INFO] [stdout] 1120bcc526dbd40f275f2c590da00eac84c8bfac924cf880bd56ad6fdc3624f4
[INFO] checking dn42-kb-canvas-wikipedia-rc-0.2.0 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate dn42-kb-canvas-wikipedia-rc 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate dn42-kb-canvas-wikipedia-rc 0.2.0 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate dn42-kb-canvas-wikipedia-rc 0.2.0
[INFO] finished tweaking crates.io crate dn42-kb-canvas-wikipedia-rc 0.2.0
[INFO] tweaked toml for crates.io crate dn42-kb-canvas-wikipedia-rc 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate dn42-kb-canvas-wikipedia-rc 0.2.0 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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23a0d12cfd49691aca747da04d36a59b01a4083a4170e9d80b582382ceb5e9f2
[INFO] running `Command { std: "docker" "start" "-a" "23a0d12cfd49691aca747da04d36a59b01a4083a4170e9d80b582382ceb5e9f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23a0d12cfd49691aca747da04d36a59b01a4083a4170e9d80b582382ceb5e9f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23a0d12cfd49691aca747da04d36a59b01a4083a4170e9d80b582382ceb5e9f2", kill_on_drop: false }`
[INFO] [stdout] 23a0d12cfd49691aca747da04d36a59b01a4083a4170e9d80b582382ceb5e9f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12c9903051c25bce3a0cd6d527db9e5bf30f2752c3c0d23884bf6b910512a1db
[INFO] running `Command { std: "docker" "start" "-a" "12c9903051c25bce3a0cd6d527db9e5bf30f2752c3c0d23884bf6b910512a1db", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]    Compiling serde v1.0.154
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking futures-sink v0.3.26
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking unicode-bidi v0.3.11
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]    Compiling openssl-sys v0.9.80
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "12c9903051c25bce3a0cd6d527db9e5bf30f2752c3c0d23884bf6b910512a1db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12c9903051c25bce3a0cd6d527db9e5bf30f2752c3c0d23884bf6b910512a1db", kill_on_drop: false }`
[INFO] [stdout] 12c9903051c25bce3a0cd6d527db9e5bf30f2752c3c0d23884bf6b910512a1db
