[INFO] fetching crate comtesse 0.2.3...
[INFO] testing comtesse-0.2.3 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate comtesse 0.2.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate comtesse 0.2.3
[INFO] finished tweaking crates.io crate comtesse 0.2.3
[INFO] tweaked toml for crates.io crate comtesse 0.2.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate comtesse 0.2.3 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3165e5f1d398578df45036dcc9d33ec2dba33dbb4eafa7577759a606db7e4a0c
[INFO] running `Command { std: "docker" "start" "-a" "3165e5f1d398578df45036dcc9d33ec2dba33dbb4eafa7577759a606db7e4a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3165e5f1d398578df45036dcc9d33ec2dba33dbb4eafa7577759a606db7e4a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3165e5f1d398578df45036dcc9d33ec2dba33dbb4eafa7577759a606db7e4a0c", kill_on_drop: false }`
[INFO] [stdout] 3165e5f1d398578df45036dcc9d33ec2dba33dbb4eafa7577759a606db7e4a0c
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b3a806743679a084686ae9d161ed4327ae3afa1c9382a2053098c76807c836e
[INFO] running `Command { std: "docker" "start" "-a" "1b3a806743679a084686ae9d161ed4327ae3afa1c9382a2053098c76807c836e", kill_on_drop: false }`
[INFO] [stderr]    Compiling comtesse v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `DumpGraphviz` is never used
[INFO] [stdout]   --> src/lib.rs:70:18
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub(crate) trait DumpGraphviz {
[INFO] [stdout]    |                  ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_safer` is never used
[INFO] [stdout]    --> src/lib.rs:180:15
[INFO] [stdout]     |
[INFO] [stdout] 180 | pub(crate) fn make_safer(input: &str) -> Cow<'_, str> {
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "1b3a806743679a084686ae9d161ed4327ae3afa1c9382a2053098c76807c836e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b3a806743679a084686ae9d161ed4327ae3afa1c9382a2053098c76807c836e", kill_on_drop: false }`
[INFO] [stdout] 1b3a806743679a084686ae9d161ed4327ae3afa1c9382a2053098c76807c836e
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4f20415360058ab2f95d05b3de9e2be5bd5cd536f59a1b377f45059dc621939
[INFO] running `Command { std: "docker" "start" "-a" "c4f20415360058ab2f95d05b3de9e2be5bd5cd536f59a1b377f45059dc621939", kill_on_drop: false }`
[INFO] [stderr]    Compiling comtesse v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `DumpGraphviz` is never used
[INFO] [stdout]   --> src/lib.rs:70:18
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub(crate) trait DumpGraphviz {
[INFO] [stdout]    |                  ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_safer` is never used
[INFO] [stdout]    --> src/lib.rs:180:15
[INFO] [stdout]     |
[INFO] [stdout] 180 | pub(crate) fn make_safer(input: &str) -> Cow<'_, str> {
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "c4f20415360058ab2f95d05b3de9e2be5bd5cd536f59a1b377f45059dc621939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4f20415360058ab2f95d05b3de9e2be5bd5cd536f59a1b377f45059dc621939", kill_on_drop: false }`
[INFO] [stdout] c4f20415360058ab2f95d05b3de9e2be5bd5cd536f59a1b377f45059dc621939
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df67b5a4b834e900709efe33732510dc6d0a2210a2f23de23e8067fb39e97075
[INFO] running `Command { std: "docker" "start" "-a" "df67b5a4b834e900709efe33732510dc6d0a2210a2f23de23e8067fb39e97075", kill_on_drop: false }`
[INFO] [stderr] warning: trait `DumpGraphviz` is never used
[INFO] [stderr]   --> src/lib.rs:70:18
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub(crate) trait DumpGraphviz {
[INFO] [stderr]    |                  ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `make_safer` is never used
[INFO] [stderr]    --> src/lib.rs:180:15
[INFO] [stderr]     |
[INFO] [stderr] 180 | pub(crate) fn make_safer(input: &str) -> Cow<'_, str> {
[INFO] [stderr]     |               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `comtesse` (lib) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/comtesse-cdeb25cf0d00f048)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test algorithms::tests::connected1 ... ok
[INFO] [stdout] test algorithms::tests::shortest_path ... ok
[INFO] [stdout] test tests::dfs ... ok
[INFO] [stdout] test algorithms::tests::is_connected ... ok
[INFO] [stdout] test tests::test_size ... ok
[INFO] [stdout] test tests::construct ... ok
[INFO] [stdout] test weighted::tests::construct_weighted ... ok
[INFO] [stdout] test weighted::tests::remove_edge ... ok
[INFO] [stdout] test unweighted::from_weighted ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests comtesse
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/unweighted.rs - unweighted::Unweighted (line 14) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] test src/algorithms.rs - algorithms::Graph<V,E>::shortest_path_unweighted (line 73) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df67b5a4b834e900709efe33732510dc6d0a2210a2f23de23e8067fb39e97075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df67b5a4b834e900709efe33732510dc6d0a2210a2f23de23e8067fb39e97075", kill_on_drop: false }`
[INFO] [stdout] df67b5a4b834e900709efe33732510dc6d0a2210a2f23de23e8067fb39e97075