[INFO] fetching crate yedb 0.4.12...
[INFO] checking yedb-0.4.12 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] extracting crate yedb 0.4.12 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate yedb 0.4.12 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate yedb 0.4.12
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate yedb 0.4.12
[INFO] tweaked toml for crates.io crate yedb 0.4.12 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate yedb 0.4.12 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded iso8601 v0.4.2
[INFO] [stderr]   Downloaded getch v0.3.1
[INFO] [stderr]   Downloaded num-cmp v0.1.0
[INFO] [stderr]   Downloaded bma-benchmark-proc v0.0.18
[INFO] [stderr]   Downloaded jsonschema v0.16.0
[INFO] [stderr]   Downloaded polling v2.3.0
[INFO] [stderr]   Downloaded async-io v1.9.0
[INFO] [stderr]   Downloaded bma-benchmark v0.0.20
[INFO] [stderr]   Downloaded fancy-regex v0.8.0
[INFO] [stderr]   Downloaded fraction v0.10.0
[INFO] [stderr]   Downloaded time v0.3.15
[INFO] [stderr]   Downloaded openssl-src v111.22.0+1.1.1q
[INFO] [stderr]   Downloaded busrt v0.4.1
[INFO] [stderr]   Downloaded simple-pool v0.0.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2214bad91d2855de74b41418451af9e1f8f966e02072628f67fb53567557ae7
[INFO] running `Command { std: "docker" "start" "-a" "f2214bad91d2855de74b41418451af9e1f8f966e02072628f67fb53567557ae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2214bad91d2855de74b41418451af9e1f8f966e02072628f67fb53567557ae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2214bad91d2855de74b41418451af9e1f8f966e02072628f67fb53567557ae7", kill_on_drop: false }`
[INFO] [stdout] f2214bad91d2855de74b41418451af9e1f8f966e02072628f67fb53567557ae7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c9bf2ba1de1ebacf0f7ce873f9b30a495538737e5558b2b0e9e401d3582e408
[INFO] running `Command { std: "docker" "start" "-a" "9c9bf2ba1de1ebacf0f7ce873f9b30a495538737e5558b2b0e9e401d3582e408", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.46/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]    Compiling futures-task v0.3.24
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking tracing-core v0.1.30
[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" "9c9bf2ba1de1ebacf0f7ce873f9b30a495538737e5558b2b0e9e401d3582e408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c9bf2ba1de1ebacf0f7ce873f9b30a495538737e5558b2b0e9e401d3582e408", kill_on_drop: false }`
[INFO] [stdout] 9c9bf2ba1de1ebacf0f7ce873f9b30a495538737e5558b2b0e9e401d3582e408
[INFO] checking yedb-0.4.12 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-4
[INFO] extracting crate yedb 0.4.12 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate yedb 0.4.12 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate yedb 0.4.12
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate yedb 0.4.12
[INFO] tweaked toml for crates.io crate yedb 0.4.12 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate yedb 0.4.12 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 108e1f109a7706e33ba7d08bedb9cefc009b609f0f04d0d71a7931ba8923bfb9
[INFO] running `Command { std: "docker" "start" "-a" "108e1f109a7706e33ba7d08bedb9cefc009b609f0f04d0d71a7931ba8923bfb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "108e1f109a7706e33ba7d08bedb9cefc009b609f0f04d0d71a7931ba8923bfb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "108e1f109a7706e33ba7d08bedb9cefc009b609f0f04d0d71a7931ba8923bfb9", kill_on_drop: false }`
[INFO] [stdout] 108e1f109a7706e33ba7d08bedb9cefc009b609f0f04d0d71a7931ba8923bfb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 682481a9b5de256041cbe6593f1fad6053b8834bd1a9c5a23cbada1e7751827f
[INFO] running `Command { std: "docker" "start" "-a" "682481a9b5de256041cbe6593f1fad6053b8834bd1a9c5a23cbada1e7751827f", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "682481a9b5de256041cbe6593f1fad6053b8834bd1a9c5a23cbada1e7751827f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "682481a9b5de256041cbe6593f1fad6053b8834bd1a9c5a23cbada1e7751827f", kill_on_drop: false }`
[INFO] [stdout] 682481a9b5de256041cbe6593f1fad6053b8834bd1a9c5a23cbada1e7751827f