[INFO] fetching crate rtable 0.2.1...
[INFO] testing rtable-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rtable 0.2.1 into /workspace/builds/worker-69/source
[INFO] validating manifest of crates.io crate rtable 0.2.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rtable 0.2.1
[INFO] finished tweaking crates.io crate rtable 0.2.1
[INFO] tweaked toml for crates.io crate rtable 0.2.1 written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cefb59573effc5969bcd75ebcbc179ae31c6c62cd00b346c46934072f434f6a2
[INFO] running `Command { std: "docker" "start" "-a" "cefb59573effc5969bcd75ebcbc179ae31c6c62cd00b346c46934072f434f6a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cefb59573effc5969bcd75ebcbc179ae31c6c62cd00b346c46934072f434f6a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cefb59573effc5969bcd75ebcbc179ae31c6c62cd00b346c46934072f434f6a2", kill_on_drop: false }`
[INFO] [stdout] cefb59573effc5969bcd75ebcbc179ae31c6c62cd00b346c46934072f434f6a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2db5f2420843b9c29a50979c881383c6c869549f3ef5dfd589ddb703f47e0d52
[INFO] running `Command { std: "docker" "start" "-a" "2db5f2420843b9c29a50979c881383c6c869549f3ef5dfd589ddb703f47e0d52", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rtable v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/prefix.rs:470:28
[INFO] [stdout]     |
[INFO] [stdout] 470 |         fmt.write_str(self.description())
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "2db5f2420843b9c29a50979c881383c6c869549f3ef5dfd589ddb703f47e0d52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2db5f2420843b9c29a50979c881383c6c869549f3ef5dfd589ddb703f47e0d52", kill_on_drop: false }`
[INFO] [stdout] 2db5f2420843b9c29a50979c881383c6c869549f3ef5dfd589ddb703f47e0d52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a902d6789819c71da104b4f02c7b82cddc869f1d3c4d2d5b1c31e37df6e06115
[INFO] running `Command { std: "docker" "start" "-a" "a902d6789819c71da104b4f02c7b82cddc869f1d3c4d2d5b1c31e37df6e06115", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/prefix.rs:470:28
[INFO] [stdout]     |
[INFO] [stdout] 470 |         fmt.write_str(self.description())
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rtable v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/prefix.rs:470:28
[INFO] [stdout]     |
[INFO] [stdout] 470 |         fmt.write_str(self.description())
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/prefix.rs:592:42
[INFO] [stdout]     |
[INFO] [stdout] 592 |         let v: Vec<_> = map.iter().map(|(k, v)| v).collect();
[INFO] [stdout]     |                                          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p6`
[INFO] [stdout]    --> src/prefix.rs:566:13
[INFO] [stdout]     |
[INFO] [stdout] 566 |         let p6 = Prefix::<Ipv4Addr>::from_common(&p4, &p5);
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_p6`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "a902d6789819c71da104b4f02c7b82cddc869f1d3c4d2d5b1c31e37df6e06115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a902d6789819c71da104b4f02c7b82cddc869f1d3c4d2d5b1c31e37df6e06115", kill_on_drop: false }`
[INFO] [stdout] a902d6789819c71da104b4f02c7b82cddc869f1d3c4d2d5b1c31e37df6e06115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a033d37c292d59b8e9c1d06c0260418a24315bc9a622087e78056dac17fddb2b
[INFO] running `Command { std: "docker" "start" "-a" "a033d37c292d59b8e9c1d06c0260418a24315bc9a622087e78056dac17fddb2b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/prefix.rs:470:28
[INFO] [stderr]     |
[INFO] [stderr] 470 |         fmt.write_str(self.description())
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rtable` (lib) generated 1 warning
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]    --> src/prefix.rs:592:42
[INFO] [stderr]     |
[INFO] [stderr] 592 |         let v: Vec<_> = map.iter().map(|(k, v)| v).collect();
[INFO] [stderr]     |                                          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p6`
[INFO] [stderr]    --> src/prefix.rs:566:13
[INFO] [stderr]     |
[INFO] [stderr] 566 |         let p6 = Prefix::<Ipv4Addr>::from_common(&p4, &p5);
[INFO] [stderr]     |             ^^ help: if this is intentional, prefix it with an underscore: `_p6`
[INFO] [stderr] 
[INFO] [stderr] warning: `rtable` (lib test) generated 3 warnings (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rtable-7ad06e9516a51fd3)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test prefix::tests::test_octets ... ok
[INFO] [stdout] test prefix::tests::test_prefix_ipv4_sort ... ok
[INFO] [stdout] test prefix::tests::test_prefix_ipv4_common ... ok
[INFO] [stdout] test prefix::tests::test_prefix_ipv6 ... ok
[INFO] [stdout] test prefix::tests::test_prefix_ipv4 ... ok
[INFO] [stdout] test tree::tests::test_tree_ipv4 ... ok
[INFO] [stdout] test tree::tests::test_tree_ipv6 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rtable
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a033d37c292d59b8e9c1d06c0260418a24315bc9a622087e78056dac17fddb2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a033d37c292d59b8e9c1d06c0260418a24315bc9a622087e78056dac17fddb2b", kill_on_drop: false }`
[INFO] [stdout] a033d37c292d59b8e9c1d06c0260418a24315bc9a622087e78056dac17fddb2b