[INFO] cloning repository https://github.com/luk036/netoptim-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luk036/netoptim-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluk036%2Fnetoptim-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluk036%2Fnetoptim-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5d772248d7f93ecfac48108334284178fa799e5f [INFO] checking luk036/netoptim-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluk036%2Fnetoptim-rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/luk036/netoptim-rs 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/luk036/netoptim-rs [INFO] finished tweaking git repo https://github.com/luk036/netoptim-rs [INFO] tweaked toml for git repo https://github.com/luk036/netoptim-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/luk036/netoptim-rs 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7207d2a67c428952cd6bf26c37a1e420edb92a202e49dc07900e699a67caa547 [INFO] running `Command { std: "docker" "start" "-a" "7207d2a67c428952cd6bf26c37a1e420edb92a202e49dc07900e699a67caa547", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7207d2a67c428952cd6bf26c37a1e420edb92a202e49dc07900e699a67caa547", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7207d2a67c428952cd6bf26c37a1e420edb92a202e49dc07900e699a67caa547", kill_on_drop: false }` [INFO] [stdout] 7207d2a67c428952cd6bf26c37a1e420edb92a202e49dc07900e699a67caa547 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1e504a5d9d0ca1bfad39ec3d26362b3c7690985c72c1d4739a69e79fd9d285e8 [INFO] running `Command { std: "docker" "start" "-a" "1e504a5d9d0ca1bfad39ec3d26362b3c7690985c72c1d4739a69e79fd9d285e8", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling serde v1.0.180 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Checking hashbrown v0.14.0 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Compiling serde_json v1.0.109 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Compiling serde_derive v1.0.180 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Checking indexmap v2.0.0 [INFO] [stderr] Checking num-complex v0.4.3 [INFO] [stderr] Checking petgraph v0.6.4 [INFO] [stderr] Checking num v0.4.1 [INFO] [stderr] Checking netoptim-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `NodeIndex` is imported redundantly [INFO] [stdout] --> src/neg_cycle.rs:1:38 [INFO] [stdout] | [INFO] [stdout] 1 | use petgraph::graph::{EdgeReference, NodeIndex}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 2 | use petgraph::prelude::*; [INFO] [stdout] | -------------------- the item `NodeIndex` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `EdgeRef` is imported redundantly [INFO] [stdout] --> src/neg_cycle.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | use petgraph::prelude::*; [INFO] [stdout] | -------------------- the item `EdgeRef` is already imported here [INFO] [stdout] 3 | use petgraph::visit::EdgeRef; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `NodeIndex` is imported redundantly [INFO] [stdout] --> src/neg_cycle.rs:1:38 [INFO] [stdout] | [INFO] [stdout] 1 | use petgraph::graph::{EdgeReference, NodeIndex}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 2 | use petgraph::prelude::*; [INFO] [stdout] | -------------------- the item `NodeIndex` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `EdgeRef` is imported redundantly [INFO] [stdout] --> src/neg_cycle.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | use petgraph::prelude::*; [INFO] [stdout] | -------------------- the item `EdgeRef` is already imported here [INFO] [stdout] 3 | use petgraph::visit::EdgeRef; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Graph` is imported redundantly [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | use petgraph::prelude::*; [INFO] [stdout] | -------------------- the item `Graph` is already imported here [INFO] [stdout] 3 | use petgraph::Graph; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Graph` is imported redundantly [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | use petgraph::prelude::*; [INFO] [stdout] | -------------------- the item `Graph` is already imported here [INFO] [stdout] 3 | use petgraph::Graph; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings 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 6.88s [INFO] running `Command { std: "docker" "inspect" "1e504a5d9d0ca1bfad39ec3d26362b3c7690985c72c1d4739a69e79fd9d285e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e504a5d9d0ca1bfad39ec3d26362b3c7690985c72c1d4739a69e79fd9d285e8", kill_on_drop: false }` [INFO] [stdout] 1e504a5d9d0ca1bfad39ec3d26362b3c7690985c72c1d4739a69e79fd9d285e8 [INFO] checking luk036/netoptim-rs against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluk036%2Fnetoptim-rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/luk036/netoptim-rs 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/luk036/netoptim-rs [INFO] finished tweaking git repo https://github.com/luk036/netoptim-rs [INFO] tweaked toml for git repo https://github.com/luk036/netoptim-rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/luk036/netoptim-rs 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1bf2176459a5d242d4ed6b84ca892abc67d03afc1c374ae5ab698f028b57308f [INFO] running `Command { std: "docker" "start" "-a" "1bf2176459a5d242d4ed6b84ca892abc67d03afc1c374ae5ab698f028b57308f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1bf2176459a5d242d4ed6b84ca892abc67d03afc1c374ae5ab698f028b57308f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1bf2176459a5d242d4ed6b84ca892abc67d03afc1c374ae5ab698f028b57308f", kill_on_drop: false }` [INFO] [stdout] 1bf2176459a5d242d4ed6b84ca892abc67d03afc1c374ae5ab698f028b57308f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f815535b521b9aaf2ba00e22da956a834dc2942380277254922ea756e1225211 [INFO] running `Command { std: "docker" "start" "-a" "f815535b521b9aaf2ba00e22da956a834dc2942380277254922ea756e1225211", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling serde v1.0.180 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling serde_json v1.0.109 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking hashbrown v0.14.0 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Compiling serde_derive v1.0.180 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Checking indexmap v2.0.0 [INFO] [stderr] Checking num-complex v0.4.3 [INFO] [stderr] Checking petgraph v0.6.4 [INFO] [stderr] Checking num v0.4.1 [INFO] [stderr] Checking netoptim-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `NodeIndex` is imported redundantly [INFO] [stdout] --> src/neg_cycle.rs:1:38 [INFO] [stdout] | [INFO] [stdout] 1 | use petgraph::graph::{EdgeReference, NodeIndex}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 2 | use petgraph::prelude::*; [INFO] [stdout] | -------------------- the item `NodeIndex` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `EdgeRef` is imported redundantly [INFO] [stdout] --> src/neg_cycle.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | use petgraph::prelude::*; [INFO] [stdout] | -------------------- the item `EdgeRef` is already imported here [INFO] [stdout] 3 | use petgraph::visit::EdgeRef; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `NodeIndex` is imported redundantly [INFO] [stdout] --> src/neg_cycle.rs:1:38 [INFO] [stdout] | [INFO] [stdout] 1 | use petgraph::graph::{EdgeReference, NodeIndex}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 2 | use petgraph::prelude::*; [INFO] [stdout] | -------------------- the item `NodeIndex` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `EdgeRef` is imported redundantly [INFO] [stdout] --> src/neg_cycle.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | use petgraph::prelude::*; [INFO] [stdout] | -------------------- the item `EdgeRef` is already imported here [INFO] [stdout] 3 | use petgraph::visit::EdgeRef; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Graph` is imported redundantly [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | use petgraph::prelude::*; [INFO] [stdout] | -------------------- the item `Graph` is already imported here [INFO] [stdout] 3 | use petgraph::Graph; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Graph` is imported redundantly [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | use petgraph::prelude::*; [INFO] [stdout] | -------------------- the item `Graph` is already imported here [INFO] [stdout] 3 | use petgraph::Graph; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [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 7.47s [INFO] running `Command { std: "docker" "inspect" "f815535b521b9aaf2ba00e22da956a834dc2942380277254922ea756e1225211", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f815535b521b9aaf2ba00e22da956a834dc2942380277254922ea756e1225211", kill_on_drop: false }` [INFO] [stdout] f815535b521b9aaf2ba00e22da956a834dc2942380277254922ea756e1225211