[INFO] fetching crate netsim-embed-core 0.4.2... [INFO] checking netsim-embed-core-0.4.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate netsim-embed-core 0.4.2 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate netsim-embed-core 0.4.2 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 crates.io crate netsim-embed-core 0.4.2 [INFO] finished tweaking crates.io crate netsim-embed-core 0.4.2 [INFO] tweaked toml for crates.io crate netsim-embed-core 0.4.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 114 packages [INFO] [stderr] Adding async-channel v1.9.0 (latest: v2.2.0) [INFO] [stderr] Adding async-io v1.13.0 (latest: v2.3.2) [INFO] [stderr] Adding async-lock v2.8.0 (latest: v3.3.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding event-listener v2.5.3 (latest: v5.3.0) [INFO] [stderr] Adding event-listener v4.0.3 (latest: v5.3.0) [INFO] [stderr] Adding event-listener-strategy v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding fastrand v1.9.0 (latest: v2.0.2) [INFO] [stderr] Adding futures-lite v1.13.0 (latest: v2.3.0) [INFO] [stderr] Adding gloo-timers v0.2.6 (latest: v0.3.0) [INFO] [stderr] Adding io-lifetimes v1.0.11 (latest: v2.0.3) [INFO] [stderr] Adding linux-raw-sys v0.3.8 (latest: v0.6.4) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding polling v2.8.0 (latest: v3.6.0) [INFO] [stderr] Adding rustix v0.37.27 (latest: v0.38.32) [INFO] [stderr] Adding socket2 v0.4.10 (latest: v0.5.6) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libpacket-core v0.1.0 [INFO] [stderr] Downloaded libpacket-derive v0.1.1 [INFO] [stderr] Downloaded libpacket v0.1.2 [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 51099ee12d2aadc8484e3d8c2cdd54686bdca5ef22ef56b1c48e1e7a0a83aee4 [INFO] running `Command { std: "docker" "start" "-a" "51099ee12d2aadc8484e3d8c2cdd54686bdca5ef22ef56b1c48e1e7a0a83aee4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "51099ee12d2aadc8484e3d8c2cdd54686bdca5ef22ef56b1c48e1e7a0a83aee4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51099ee12d2aadc8484e3d8c2cdd54686bdca5ef22ef56b1c48e1e7a0a83aee4", kill_on_drop: false }` [INFO] [stdout] 51099ee12d2aadc8484e3d8c2cdd54686bdca5ef22ef56b1c48e1e7a0a83aee4 [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8c25f4b95025e2bcf275a3c2a1d15957915019d3e06a8ec79d72ef9f79ac7b83 [INFO] running `Command { std: "docker" "start" "-a" "8c25f4b95025e2bcf275a3c2a1d15957915019d3e06a8ec79d72ef9f79ac7b83", kill_on_drop: false }` [INFO] [stderr] Compiling regex-syntax v0.8.3 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking libpacket-core v0.1.0 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking async-std v1.12.0 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Compiling regex v1.10.4 [INFO] [stderr] Compiling libpacket-derive v0.1.1 [INFO] [stderr] Checking libpacket v0.1.2 [INFO] [stderr] Checking netsim-embed-core v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated functions `random_global` and `from_netmask_bits` are never used [INFO] [stdout] --> src/addr.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 22 | pub trait Ipv4AddrExt { [INFO] [stdout] | ----------- associated functions in this trait [INFO] [stdout] 23 | /// Get a random, global IPv4 address. [INFO] [stdout] 24 | fn random_global() -> Ipv4Addr; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | fn from_netmask_bits(bits: u8) -> Ipv4Addr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `random_global` and `from_netmask_bits` are never used [INFO] [stdout] --> src/addr.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 22 | pub trait Ipv4AddrExt { [INFO] [stdout] | ----------- associated functions in this trait [INFO] [stdout] 23 | /// Get a random, global IPv4 address. [INFO] [stdout] 24 | fn random_global() -> Ipv4Addr; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | fn from_netmask_bits(bits: u8) -> Ipv4Addr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.58s [INFO] running `Command { std: "docker" "inspect" "8c25f4b95025e2bcf275a3c2a1d15957915019d3e06a8ec79d72ef9f79ac7b83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c25f4b95025e2bcf275a3c2a1d15957915019d3e06a8ec79d72ef9f79ac7b83", kill_on_drop: false }` [INFO] [stdout] 8c25f4b95025e2bcf275a3c2a1d15957915019d3e06a8ec79d72ef9f79ac7b83 [INFO] checking netsim-embed-core-0.4.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate netsim-embed-core 0.4.2 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate netsim-embed-core 0.4.2 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 crates.io crate netsim-embed-core 0.4.2 [INFO] finished tweaking crates.io crate netsim-embed-core 0.4.2 [INFO] tweaked toml for crates.io crate netsim-embed-core 0.4.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [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-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6503d85fe98d08cda614254883e41dae0e17de5ca7aab715a9f36f9364d414f2 [INFO] running `Command { std: "docker" "start" "-a" "6503d85fe98d08cda614254883e41dae0e17de5ca7aab715a9f36f9364d414f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6503d85fe98d08cda614254883e41dae0e17de5ca7aab715a9f36f9364d414f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6503d85fe98d08cda614254883e41dae0e17de5ca7aab715a9f36f9364d414f2", kill_on_drop: false }` [INFO] [stdout] 6503d85fe98d08cda614254883e41dae0e17de5ca7aab715a9f36f9364d414f2 [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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9325e6c6ce274ec8bb54b3ba317f9cdf82b06aeba0e1035e96da55ac5f13ee48 [INFO] running `Command { std: "docker" "start" "-a" "9325e6c6ce274ec8bb54b3ba317f9cdf82b06aeba0e1035e96da55ac5f13ee48", kill_on_drop: false }` [INFO] [stderr] Compiling regex-syntax v0.8.3 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking libpacket-core v0.1.0 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking async-std v1.12.0 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Compiling regex v1.10.4 [INFO] [stderr] Compiling libpacket-derive v0.1.1 [INFO] [stderr] Checking libpacket v0.1.2 [INFO] [stderr] Checking netsim-embed-core v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated functions `random_global` and `from_netmask_bits` are never used [INFO] [stdout] --> src/addr.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 22 | pub trait Ipv4AddrExt { [INFO] [stdout] | ----------- associated functions in this trait [INFO] [stdout] 23 | /// Get a random, global IPv4 address. [INFO] [stdout] 24 | fn random_global() -> Ipv4Addr; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | fn from_netmask_bits(bits: u8) -> Ipv4Addr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `random_global` and `from_netmask_bits` are never used [INFO] [stdout] --> src/addr.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 22 | pub trait Ipv4AddrExt { [INFO] [stdout] | ----------- associated functions in this trait [INFO] [stdout] 23 | /// Get a random, global IPv4 address. [INFO] [stdout] 24 | fn random_global() -> Ipv4Addr; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | fn from_netmask_bits(bits: u8) -> Ipv4Addr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.87s [INFO] running `Command { std: "docker" "inspect" "9325e6c6ce274ec8bb54b3ba317f9cdf82b06aeba0e1035e96da55ac5f13ee48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9325e6c6ce274ec8bb54b3ba317f9cdf82b06aeba0e1035e96da55ac5f13ee48", kill_on_drop: false }` [INFO] [stdout] 9325e6c6ce274ec8bb54b3ba317f9cdf82b06aeba0e1035e96da55ac5f13ee48