[INFO] fetching crate ipnet 2.3.0...
[INFO] testing ipnet-2.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ipnet 2.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ipnet 2.3.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ipnet 2.3.0
[INFO] finished tweaking crates.io crate ipnet 2.3.0
[INFO] tweaked toml for crates.io crate ipnet 2.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9bbd67c5d7b2913432ecf0da005c3ca1caac0986c6f967108ef643390d22eff0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9bbd67c5d7b2913432ecf0da005c3ca1caac0986c6f967108ef643390d22eff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bbd67c5d7b2913432ecf0da005c3ca1caac0986c6f967108ef643390d22eff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bbd67c5d7b2913432ecf0da005c3ca1caac0986c6f967108ef643390d22eff0", kill_on_drop: false }`
[INFO] [stdout] 9bbd67c5d7b2913432ecf0da005c3ca1caac0986c6f967108ef643390d22eff0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32277feb46f50fd79e79995f7471de5ff95f60b9aff521f99c00236ee2c3afea
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "32277feb46f50fd79e79995f7471de5ff95f60b9aff521f99c00236ee2c3afea", kill_on_drop: false }`
[INFO] [stderr]    Compiling ipnet v2.3.0 (/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/ipnet.rs:116:28
[INFO] [stdout]     |
[INFO] [stdout] 116 |         fmt.write_str(self.description())
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[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/parser.rs:341:28
[INFO] [stdout]     |
[INFO] [stdout] 341 |         fmt.write_str(self.description())
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "32277feb46f50fd79e79995f7471de5ff95f60b9aff521f99c00236ee2c3afea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32277feb46f50fd79e79995f7471de5ff95f60b9aff521f99c00236ee2c3afea", kill_on_drop: false }`
[INFO] [stdout] 32277feb46f50fd79e79995f7471de5ff95f60b9aff521f99c00236ee2c3afea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a3f7aea7d0792ede22803c76509c2ba9aa0a2238d67b5b931f0c0dbceea8a02d
[INFO] running `Command { std: "docker" "start" "-a" "a3f7aea7d0792ede22803c76509c2ba9aa0a2238d67b5b931f0c0dbceea8a02d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_test v1.0.118
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/ipnet.rs:116:28
[INFO] [stdout]     |
[INFO] [stdout] 116 |         fmt.write_str(self.description())
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[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/parser.rs:341:28
[INFO] [stdout]     |
[INFO] [stdout] 341 |         fmt.write_str(self.description())
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ipnet v2.3.0 (/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/ipnet.rs:116:28
[INFO] [stdout]     |
[INFO] [stdout] 116 |         fmt.write_str(self.description())
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[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/parser.rs:341:28
[INFO] [stdout]     |
[INFO] [stdout] 341 |         fmt.write_str(self.description())
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.37s
[INFO] running `Command { std: "docker" "inspect" "a3f7aea7d0792ede22803c76509c2ba9aa0a2238d67b5b931f0c0dbceea8a02d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3f7aea7d0792ede22803c76509c2ba9aa0a2238d67b5b931f0c0dbceea8a02d", kill_on_drop: false }`
[INFO] [stdout] a3f7aea7d0792ede22803c76509c2ba9aa0a2238d67b5b931f0c0dbceea8a02d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f3450ce78869e6e8ff85c4fbbbae439488643386984d07244803c4c7d1083ccb
[INFO] running `Command { std: "docker" "start" "-a" "f3450ce78869e6e8ff85c4fbbbae439488643386984d07244803c4c7d1083ccb", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/ipnet.rs:116:28
[INFO] [stderr]     |
[INFO] [stderr] 116 |         fmt.write_str(self.description())
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:341:28
[INFO] [stderr]     |
[INFO] [stderr] 341 |         fmt.write_str(self.description())
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/ipnet.rs:116:28
[INFO] [stderr]     |
[INFO] [stderr] 116 |         fmt.write_str(self.description())
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:341:28
[INFO] [stderr]     |
[INFO] [stderr] 341 |         fmt.write_str(self.description())
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ipnet-41a8c743fc190ba7
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test ipnet::tests::ipnet_default ... ok
[INFO] [stdout] test ipnet::tests::ipv6net_default ... ok
[INFO] [stdout] test ipnet::tests::test_ipv4_subnets_one ... ok
[INFO] [stdout] test ipnet::tests::test_ipv6_subnets_max_max ... ok
[INFO] [stdout] test ipnet::tests::test_ipv6_subnets_none ... ok
[INFO] [stdout] test ipnet::tests::test_ipv6_subnets_one ... ok
[INFO] [stdout] test ipnet::tests::test_ipv4_subnets_zero_zero ... ok
[INFO] [stdout] test ipnet::tests::test_ipv4_subnets_none ... ok
[INFO] [stdout] test ipnet::tests::ipv4net_default ... ok
[INFO] [stdout] test ipnet::tests::test_ipv4_subnets_max_max ... ok
[INFO] [stdout] test ipnet::tests::test_ipv6_subnets_zero_zero ... ok
[INFO] [stdout] test ipnet::tests::test_aggregate ... ok
[INFO] [stdout] test ipext::tests::test_ipaddrrange ... ok
[INFO] [stdout] test ipnet::tests::test_ipv4_subnets_taper ... ok
[INFO] [stdout] test ipnet::tests::test_ipv4_subnets_two ... ok
[INFO] [stdout] test ipnet::tests::test_ipv6_subnets_taper ... ok
[INFO] [stdout] test ipnet::tests::test_ipv6_subnets_two ... ok
[INFO] [stdout] test ipnet::tests::test_merge_intervals ... ok
[INFO] [stdout] test ipnet::tests::test_make_ipnet_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ipnet
[INFO] [stdout] 
[INFO] [stdout] running 49 tests
[INFO] [stdout] test src/ipext.rs - ipext::IpAdd (line 20) ... ok
[INFO] [stdout] test src/ipext.rs - ipext::IpBitAnd (line 91) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Contains (line 1182) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::IpNet::contains (line 400) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::IpNet (line 32) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::IpNet::broadcast (line 243) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::IpNet::hostmask (line 201) ... ok
[INFO] [stdout] test src/ipext.rs - ipext::IpBitOr (line 118) ... ok
[INFO] [stdout] test src/ipext.rs - ipext::IpSub (line 60) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::IpNet::aggregate (line 443) ... ok
[INFO] [stdout] test src/ipext.rs - ipext::Ipv4AddrRange (line 292) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::IpNet::hosts (line 321) ... ok
[INFO] [stdout] test src/ipext.rs - ipext::IpAddrRange (line 254) ... ok
[INFO] [stdout] test src/ipext.rs - ipext::Ipv6AddrRange (line 318) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::IpNet::network (line 222) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv4Net (line 65) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::IpNet::supernet (line 264) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::IpNet::is_sibling (line 293) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::IpNet::trunc (line 132) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::IpNet::netmask (line 180) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::IpSubnets (line 1269) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv4Net::broadcast (line 639) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv4Net::hostmask (line 605) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv4Net::contains (line 772) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv4Net::hosts (line 697) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv4Net::aggregate (line 805) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::IpNet::subnets (line 357) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv4Net::is_sibling (line 673) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv4Net::new (line 533) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv4Net::network (line 624) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv4Net::netmask (line 586) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv4Net::supernet (line 654) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv4Net::trunc (line 555) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv4Net::subnets (line 730) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv6Net::aggregate (line 1124) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv6Net (line 95) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv6Net::is_sibling (line 1008) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv6Net::contains (line 1091) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv6Net::broadcast (line 973) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv4Subnets (line 1316) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv6Net::hostmask (line 936) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv6Net::new (line 864) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv6Net::network (line 955) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv6Net::netmask (line 917) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv6Net::supernet (line 988) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv6Net::hosts (line 1028) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv6Net::subnets (line 1049) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv6Net::trunc (line 886) ... ok
[INFO] [stdout] test src/ipnet.rs - ipnet::Ipv6Subnets (line 1350) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 49 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f3450ce78869e6e8ff85c4fbbbae439488643386984d07244803c4c7d1083ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3450ce78869e6e8ff85c4fbbbae439488643386984d07244803c4c7d1083ccb", kill_on_drop: false }`
[INFO] [stdout] f3450ce78869e6e8ff85c4fbbbae439488643386984d07244803c4c7d1083ccb