[INFO] cloning repository https://github.com/21aslade/rando-shuffler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/21aslade/rando-shuffler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F21aslade%2Frando-shuffler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F21aslade%2Frando-shuffler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 43dda7ad76389598a7a610477144de133f8cd492 [INFO] checking 21aslade/rando-shuffler against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F21aslade%2Frando-shuffler" "/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/21aslade/rando-shuffler 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/21aslade/rando-shuffler [INFO] finished tweaking git repo https://github.com/21aslade/rando-shuffler [INFO] tweaked toml for git repo https://github.com/21aslade/rando-shuffler written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/21aslade/rando-shuffler 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] Blocking waiting for file lock on package cache [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] 3abcc71c0c58992b105a0154cf6cdb43fb770d3601ebd43215079971c98beceb [INFO] running `Command { std: "docker" "start" "-a" "3abcc71c0c58992b105a0154cf6cdb43fb770d3601ebd43215079971c98beceb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3abcc71c0c58992b105a0154cf6cdb43fb770d3601ebd43215079971c98beceb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3abcc71c0c58992b105a0154cf6cdb43fb770d3601ebd43215079971c98beceb", kill_on_drop: false }` [INFO] [stdout] 3abcc71c0c58992b105a0154cf6cdb43fb770d3601ebd43215079971c98beceb [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] bd425a9fbbb92c5d3ffb1954c09364f41d10c0c55128138f11c6e1ea95c28041 [INFO] running `Command { std: "docker" "start" "-a" "bd425a9fbbb92c5d3ffb1954c09364f41d10c0c55128138f11c6e1ea95c28041", kill_on_drop: false }` [INFO] [stderr] Checking fixedbitset v0.2.0 [INFO] [stderr] Compiling nom v7.1.0 [INFO] [stderr] Checking codespan-reporting v0.11.1 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking petgraph v0.5.1 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking rando_parser v0.1.0 (/opt/rustwide/workdir/rando_parser) [INFO] [stdout] warning: function `ws` is never used [INFO] [stdout] --> rando_parser/src/common/parser.rs:86:8 [INFO] [stdout] | [INFO] [stdout] 86 | pub fn ws<'a: 'b, 'b, F: 'b, O, E: ParseError<&'a str>>( [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] Checking rando_core v0.1.0 (/opt/rustwide/workdir/rando_core) [INFO] [stdout] warning: the item `DiGraph` is imported redundantly [INFO] [stdout] --> rando_core/src/graph.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use petgraph::graph::DiGraph; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 2 | use petgraph::prelude::*; [INFO] [stdout] | -------------------- the item `DiGraph` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DiGraph` is imported redundantly [INFO] [stdout] --> rando_core/src/graph.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use petgraph::graph::DiGraph; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 2 | use petgraph::prelude::*; [INFO] [stdout] | -------------------- the item `DiGraph` is already imported here [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rando_shuffler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `ws` is never used [INFO] [stdout] --> rando_parser/src/common/parser.rs:86:8 [INFO] [stdout] | [INFO] [stdout] 86 | pub fn ws<'a: 'b, 'b, F: 'b, O, E: ParseError<&'a str>>( [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 4.88s [INFO] running `Command { std: "docker" "inspect" "bd425a9fbbb92c5d3ffb1954c09364f41d10c0c55128138f11c6e1ea95c28041", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd425a9fbbb92c5d3ffb1954c09364f41d10c0c55128138f11c6e1ea95c28041", kill_on_drop: false }` [INFO] [stdout] bd425a9fbbb92c5d3ffb1954c09364f41d10c0c55128138f11c6e1ea95c28041 [INFO] checking 21aslade/rando-shuffler against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F21aslade%2Frando-shuffler" "/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/21aslade/rando-shuffler 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/21aslade/rando-shuffler [INFO] finished tweaking git repo https://github.com/21aslade/rando-shuffler [INFO] tweaked toml for git repo https://github.com/21aslade/rando-shuffler written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/21aslade/rando-shuffler 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] 32a33fe8129918e4eb18b1802971e1e4bf79f71a957af6e351429d8ba63e1ad2 [INFO] running `Command { std: "docker" "start" "-a" "32a33fe8129918e4eb18b1802971e1e4bf79f71a957af6e351429d8ba63e1ad2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "32a33fe8129918e4eb18b1802971e1e4bf79f71a957af6e351429d8ba63e1ad2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32a33fe8129918e4eb18b1802971e1e4bf79f71a957af6e351429d8ba63e1ad2", kill_on_drop: false }` [INFO] [stdout] 32a33fe8129918e4eb18b1802971e1e4bf79f71a957af6e351429d8ba63e1ad2 [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] 589fd842868e5930634a8fcac4fb53878985041e0a10d97323c3fbd4f27b1da6 [INFO] running `Command { std: "docker" "start" "-a" "589fd842868e5930634a8fcac4fb53878985041e0a10d97323c3fbd4f27b1da6", kill_on_drop: false }` [INFO] [stderr] Compiling nom v7.1.0 [INFO] [stderr] Checking fixedbitset v0.2.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking codespan-reporting v0.11.1 [INFO] [stderr] Checking petgraph v0.5.1 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking rando_parser v0.1.0 (/opt/rustwide/workdir/rando_parser) [INFO] [stdout] warning: function `ws` is never used [INFO] [stdout] --> rando_parser/src/common/parser.rs:86:8 [INFO] [stdout] | [INFO] [stdout] 86 | pub fn ws<'a: 'b, 'b, F: 'b, O, E: ParseError<&'a str>>( [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] Checking rando_core v0.1.0 (/opt/rustwide/workdir/rando_core) [INFO] [stdout] warning: the item `DiGraph` is imported redundantly [INFO] [stdout] --> rando_core/src/graph.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use petgraph::graph::DiGraph; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 2 | use petgraph::prelude::*; [INFO] [stdout] | -------------------- the item `DiGraph` is already imported here [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: the item `DiGraph` is imported redundantly [INFO] [stdout] --> rando_core/src/graph.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use petgraph::graph::DiGraph; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 2 | use petgraph::prelude::*; [INFO] [stdout] | -------------------- the item `DiGraph` is already imported here [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] [stderr] Checking rando_shuffler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `ws` is never used [INFO] [stdout] --> rando_parser/src/common/parser.rs:86:8 [INFO] [stdout] | [INFO] [stdout] 86 | pub fn ws<'a: 'b, 'b, F: 'b, O, E: ParseError<&'a str>>( [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 5.13s [INFO] running `Command { std: "docker" "inspect" "589fd842868e5930634a8fcac4fb53878985041e0a10d97323c3fbd4f27b1da6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "589fd842868e5930634a8fcac4fb53878985041e0a10d97323c3fbd4f27b1da6", kill_on_drop: false }` [INFO] [stdout] 589fd842868e5930634a8fcac4fb53878985041e0a10d97323c3fbd4f27b1da6