[INFO] cloning repository https://github.com/linyinfeng/syn-flood [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/linyinfeng/syn-flood" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinyinfeng%2Fsyn-flood", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinyinfeng%2Fsyn-flood'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 60373073bb335c202002ae684ce3604b3f39aba3 [INFO] checking linyinfeng/syn-flood against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinyinfeng%2Fsyn-flood" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/linyinfeng/syn-flood 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] started tweaking git repo https://github.com/linyinfeng/syn-flood [INFO] finished tweaking git repo https://github.com/linyinfeng/syn-flood [INFO] tweaked toml for git repo https://github.com/linyinfeng/syn-flood written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/linyinfeng/syn-flood 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 pnet_transport v0.33.0 [INFO] [stderr] Downloaded pnet_macros_support v0.33.0 [INFO] [stderr] Downloaded pnet v0.33.0 [INFO] [stderr] Downloaded pnet_sys v0.33.0 [INFO] [stderr] Downloaded pnet_packet v0.33.0 [INFO] [stderr] Downloaded is-terminal v0.4.3 [INFO] [stderr] Downloaded pnet_macros v0.33.0 [INFO] [stderr] Downloaded no-std-net v0.6.0 [INFO] [stderr] Downloaded hermit-abi v0.3.0 [INFO] [stderr] Downloaded ipnetwork v0.20.0 [INFO] [stderr] Downloaded pnet_datalink v0.33.0 [INFO] [stderr] Downloaded pnet_base v0.33.0 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bf0d6d86a5c1c1f8a3430b6365116812f2a0076a6ed2a72b7d9fbd74cd74abc5 [INFO] running `Command { std: "docker" "start" "-a" "bf0d6d86a5c1c1f8a3430b6365116812f2a0076a6ed2a72b7d9fbd74cd74abc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bf0d6d86a5c1c1f8a3430b6365116812f2a0076a6ed2a72b7d9fbd74cd74abc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf0d6d86a5c1c1f8a3430b6365116812f2a0076a6ed2a72b7d9fbd74cd74abc5", kill_on_drop: false }` [INFO] [stdout] bf0d6d86a5c1c1f8a3430b6365116812f2a0076a6ed2a72b7d9fbd74cd74abc5 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec4f2c938ebce08b606aa281aab3540bd02e5577c9945af7a5da2b9cd160f355 [INFO] running `Command { std: "docker" "start" "-a" "ec4f2c938ebce08b606aa281aab3540bd02e5577c9945af7a5da2b9cd160f355", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Checking no-std-net v0.6.0 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Compiling io-lifetimes v1.0.5 [INFO] [stderr] Compiling regex-syntax v0.6.28 [INFO] [stderr] Compiling rustix v0.36.8 [INFO] [stderr] Checking linux-raw-sys v0.1.4 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking pnet_sys v0.33.0 [INFO] [stderr] Checking getrandom v0.2.8 [INFO] [stderr] Compiling unicode-segmentation v1.10.1 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling pnet v0.33.0 [INFO] [stderr] Checking pnet_base v0.33.0 [INFO] [stderr] Compiling proc-macro2 v1.0.51 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking quick-error v2.0.1 [INFO] [stderr] Checking pnet_macros_support v0.33.0 [INFO] [stderr] Checking rand_core v0.6.4 [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 clap v2.34.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling heck v0.3.3 [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" "ec4f2c938ebce08b606aa281aab3540bd02e5577c9945af7a5da2b9cd160f355", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec4f2c938ebce08b606aa281aab3540bd02e5577c9945af7a5da2b9cd160f355", kill_on_drop: false }` [INFO] [stdout] ec4f2c938ebce08b606aa281aab3540bd02e5577c9945af7a5da2b9cd160f355 [INFO] checking linyinfeng/syn-flood against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinyinfeng%2Fsyn-flood" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/linyinfeng/syn-flood 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] started tweaking git repo https://github.com/linyinfeng/syn-flood [INFO] finished tweaking git repo https://github.com/linyinfeng/syn-flood [INFO] tweaked toml for git repo https://github.com/linyinfeng/syn-flood written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/linyinfeng/syn-flood 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7e1475b6ad76ff79d5e9e7690c148f6dd0688782f71956cc7d2e8a7c04cb0f14 [INFO] running `Command { std: "docker" "start" "-a" "7e1475b6ad76ff79d5e9e7690c148f6dd0688782f71956cc7d2e8a7c04cb0f14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e1475b6ad76ff79d5e9e7690c148f6dd0688782f71956cc7d2e8a7c04cb0f14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e1475b6ad76ff79d5e9e7690c148f6dd0688782f71956cc7d2e8a7c04cb0f14", kill_on_drop: false }` [INFO] [stdout] 7e1475b6ad76ff79d5e9e7690c148f6dd0688782f71956cc7d2e8a7c04cb0f14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fb7a5b8e959477eb020754523ea62046b81598ef37267d763b46c17697a18271 [INFO] running `Command { std: "docker" "start" "-a" "fb7a5b8e959477eb020754523ea62046b81598ef37267d763b46c17697a18271", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "fb7a5b8e959477eb020754523ea62046b81598ef37267d763b46c17697a18271", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb7a5b8e959477eb020754523ea62046b81598ef37267d763b46c17697a18271", kill_on_drop: false }` [INFO] [stdout] fb7a5b8e959477eb020754523ea62046b81598ef37267d763b46c17697a18271