[INFO] cloning repository https://github.com/christian-blades-cb/ebpf-rust-class [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/christian-blades-cb/ebpf-rust-class" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristian-blades-cb%2Febpf-rust-class", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristian-blades-cb%2Febpf-rust-class'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2f575e2aeb7484b1753a1f9435ee360c42bc18fa [INFO] checking christian-blades-cb/ebpf-rust-class against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristian-blades-cb%2Febpf-rust-class" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/christian-blades-cb/ebpf-rust-class on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/christian-blades-cb/ebpf-rust-class [INFO] finished tweaking git repo https://github.com/christian-blades-cb/ebpf-rust-class [INFO] tweaked toml for git repo https://github.com/christian-blades-cb/ebpf-rust-class written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/christian-blades-cb/ebpf-rust-class 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unicode-xid v0.0.4 [INFO] [stderr] Downloaded failure v0.1.1 [INFO] [stderr] Downloaded failure_derive v0.1.1 [INFO] [stderr] Downloaded syn v0.11.11 [INFO] [stderr] Downloaded backtrace v0.3.7 [INFO] [stderr] Downloaded quote v0.3.15 [INFO] [stderr] Downloaded rustc-demangle v0.1.8 [INFO] [stderr] Downloaded synom v0.11.3 [INFO] [stderr] Downloaded synstructure v0.6.1 [INFO] [stderr] Downloaded cfg-if v0.1.3 [INFO] [stderr] Downloaded lazy_static v0.2.11 [INFO] [stderr] Downloaded byteorder v1.2.2 [INFO] [stderr] Downloaded error-chain v0.11.0 [INFO] [stderr] Downloaded memchr v1.0.2 [INFO] [stderr] Downloaded cexpr v0.2.3 [INFO] [stderr] Downloaded regex-syntax v0.5.6 [INFO] [stderr] Downloaded strsim v0.7.0 [INFO] [stderr] Downloaded textwrap v0.9.0 [INFO] [stderr] Downloaded regex v0.2.11 [INFO] [stderr] Downloaded which v1.0.5 [INFO] [stderr] Downloaded bindgen v0.31.3 [INFO] [stderr] Downloaded backtrace-sys v0.1.16 [INFO] [stderr] Downloaded winapi v0.3.4 [INFO] [stderr] Downloaded nom v3.2.1 [INFO] [stderr] Downloaded bcc-sys v0.4.0 [INFO] [stderr] Downloaded bcc v0.0.4 [INFO] [stderr] Downloaded glob v0.2.11 [INFO] [stderr] Downloaded libloading v0.4.3 [INFO] [stderr] Downloaded clang-sys v0.21.2 [INFO] [stderr] Downloaded ansi_term v0.11.0 [INFO] [stderr] Downloaded redox_syscall v0.1.37 [INFO] [stderr] Downloaded redox_termios v0.1.1 [INFO] [stderr] Downloaded termion v1.5.1 [INFO] [stderr] Downloaded atty v0.2.10 [INFO] [stderr] Downloaded bitflags v1.0.3 [INFO] [stderr] Downloaded unicode-width v0.1.4 [INFO] [stderr] Downloaded vec_map v0.8.0 [INFO] [stderr] Downloaded clap v2.31.2 [INFO] [stderr] Downloaded env_logger v0.4.3 [INFO] [stderr] Downloaded log v0.4.1 [INFO] [stderr] Downloaded log v0.3.9 [INFO] [stderr] Downloaded aho-corasick v0.6.4 [INFO] [stderr] Downloaded memchr v2.0.1 [INFO] [stderr] Downloaded ucd-util v0.1.1 [INFO] [stderr] Downloaded lazy_static v1.0.0 [INFO] [stderr] Downloaded void v1.0.2 [INFO] [stderr] Downloaded unreachable v1.0.0 [INFO] [stderr] Downloaded thread_local v0.3.5 [INFO] [stderr] Downloaded utf8-ranges v1.0.0 [INFO] [stderr] Downloaded cc v1.0.15 [INFO] [stderr] Downloaded libc v0.2.40 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 97ed84288b87881b07646fe663c2df1cd1431dfdcb3ff760cf0e6d2f58843a0a [INFO] running `Command { std: "docker" "start" "-a" "97ed84288b87881b07646fe663c2df1cd1431dfdcb3ff760cf0e6d2f58843a0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "97ed84288b87881b07646fe663c2df1cd1431dfdcb3ff760cf0e6d2f58843a0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97ed84288b87881b07646fe663c2df1cd1431dfdcb3ff760cf0e6d2f58843a0a", kill_on_drop: false }` [INFO] [stdout] 97ed84288b87881b07646fe663c2df1cd1431dfdcb3ff760cf0e6d2f58843a0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7565bafa164f5fb950fe5247f99535a76e6a11563eb95520e65a2739c63c2918 [INFO] running `Command { std: "docker" "start" "-a" "7565bafa164f5fb950fe5247f99535a76e6a11563eb95520e65a2739c63c2918", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Compiling lazy_static v1.0.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling libloading v0.4.3 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling cfg-if v0.1.3 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling cc v1.0.15 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling textwrap v0.9.0 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling clang-sys v0.21.2 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling atty v0.2.10 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling nom v3.2.1 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling bindgen v0.31.3 [INFO] [stderr] Compiling bitflags v1.0.3 [INFO] [stderr] Compiling which v1.0.5 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling clap v2.31.2 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking rustc-demangle v0.1.8 [INFO] [stderr] Checking byteorder v1.2.2 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling cexpr v0.2.3 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Compiling env_logger v0.4.3 [INFO] [stderr] Compiling bcc-sys v0.4.0 [INFO] [stderr] Checking backtrace v0.3.7 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking bcc v0.0.4 [INFO] [stderr] Checking ebpf v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.46s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "7565bafa164f5fb950fe5247f99535a76e6a11563eb95520e65a2739c63c2918", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7565bafa164f5fb950fe5247f99535a76e6a11563eb95520e65a2739c63c2918", kill_on_drop: false }` [INFO] [stdout] 7565bafa164f5fb950fe5247f99535a76e6a11563eb95520e65a2739c63c2918 [INFO] checking christian-blades-cb/ebpf-rust-class against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristian-blades-cb%2Febpf-rust-class" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/christian-blades-cb/ebpf-rust-class on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/christian-blades-cb/ebpf-rust-class [INFO] finished tweaking git repo https://github.com/christian-blades-cb/ebpf-rust-class [INFO] tweaked toml for git repo https://github.com/christian-blades-cb/ebpf-rust-class written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/christian-blades-cb/ebpf-rust-class 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ca340cfaca76fdf944a3d6a2658d83a229cd272a41019f6da25afebccc7c59b8 [INFO] running `Command { std: "docker" "start" "-a" "ca340cfaca76fdf944a3d6a2658d83a229cd272a41019f6da25afebccc7c59b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ca340cfaca76fdf944a3d6a2658d83a229cd272a41019f6da25afebccc7c59b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca340cfaca76fdf944a3d6a2658d83a229cd272a41019f6da25afebccc7c59b8", kill_on_drop: false }` [INFO] [stdout] ca340cfaca76fdf944a3d6a2658d83a229cd272a41019f6da25afebccc7c59b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8ada5657a2724df4b1f8189d7fe2be05acf27ca0a2713103400989920d90ef44 [INFO] running `Command { std: "docker" "start" "-a" "8ada5657a2724df4b1f8189d7fe2be05acf27ca0a2713103400989920d90ef44", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Compiling lazy_static v1.0.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling cfg-if v0.1.3 [INFO] [stderr] Compiling libloading v0.4.3 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling cc v1.0.15 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling textwrap v0.9.0 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling clang-sys v0.21.2 [INFO] [stderr] Compiling atty v0.2.10 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling bindgen v0.31.3 [INFO] [stderr] Compiling nom v3.2.1 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling bitflags v1.0.3 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling which v1.0.5 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling clap v2.31.2 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking rustc-demangle v0.1.8 [INFO] [stderr] Checking byteorder v1.2.2 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling cexpr v0.2.3 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Compiling env_logger v0.4.3 [INFO] [stderr] Compiling bcc-sys v0.4.0 [INFO] [stderr] Checking backtrace v0.3.7 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking bcc v0.0.4 [INFO] [stderr] Checking ebpf v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.27s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "8ada5657a2724df4b1f8189d7fe2be05acf27ca0a2713103400989920d90ef44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ada5657a2724df4b1f8189d7fe2be05acf27ca0a2713103400989920d90ef44", kill_on_drop: false }` [INFO] [stdout] 8ada5657a2724df4b1f8189d7fe2be05acf27ca0a2713103400989920d90ef44