[INFO] fetching crate dhcp4r 0.2.3...
[INFO] testing dhcp4r-0.2.3 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate dhcp4r 0.2.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate dhcp4r 0.2.3
[INFO] finished tweaking crates.io crate dhcp4r 0.2.3
[INFO] tweaked toml for crates.io crate dhcp4r 0.2.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dhcp4r 0.2.3 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dhcp4r 0.2.3 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9631c56e976b18ba86d95797074486c0748f957924e3c615ce5f68e8051e7f75
[INFO] running `Command { std: "docker" "start" "-a" "9631c56e976b18ba86d95797074486c0748f957924e3c615ce5f68e8051e7f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9631c56e976b18ba86d95797074486c0748f957924e3c615ce5f68e8051e7f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9631c56e976b18ba86d95797074486c0748f957924e3c615ce5f68e8051e7f75", kill_on_drop: false }`
[INFO] [stdout] 9631c56e976b18ba86d95797074486c0748f957924e3c615ce5f68e8051e7f75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29e9ad48248fd48f2469a3bccb84e4fe0904192b2ca92c37e41f57cc2bf4b6be
[INFO] running `Command { std: "docker" "start" "-a" "29e9ad48248fd48f2469a3bccb84e4fe0904192b2ca92c37e41f57cc2bf4b6be", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling minimal-lexical v0.1.3
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling enum-primitive-derive v0.2.1
[INFO] [stderr]    Compiling dhcp4r v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/server.rs:131:54
[INFO] [stdout]     |
[INFO] [stdout] 131 |             Some(DhcpOption::ServerIdentifier(x)) => (x == &self.server_ip),
[INFO] [stdout]     |                                                      ^                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 131 -             Some(DhcpOption::ServerIdentifier(x)) => (x == &self.server_ip),
[INFO] [stdout] 131 +             Some(DhcpOption::ServerIdentifier(x)) => x == &self.server_ip ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/packet.rs:169:53
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn encode<'c>(&'c self, p: &'c mut [u8]) -> &[u8] {
[INFO] [stdout]     |                        --           --              ^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                        |            |
[INFO] [stdout]     |                        |            the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'c`
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn encode<'c>(&'c self, p: &'c mut [u8]) -> &'c [u8] {
[INFO] [stdout]     |                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.87s
[INFO] running `Command { std: "docker" "inspect" "29e9ad48248fd48f2469a3bccb84e4fe0904192b2ca92c37e41f57cc2bf4b6be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29e9ad48248fd48f2469a3bccb84e4fe0904192b2ca92c37e41f57cc2bf4b6be", kill_on_drop: false }`
[INFO] [stdout] 29e9ad48248fd48f2469a3bccb84e4fe0904192b2ca92c37e41f57cc2bf4b6be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56335ac19243a8e43e6617271c20446e59b6ba4e01b1291c134e5d27c4fede1c
[INFO] running `Command { std: "docker" "start" "-a" "56335ac19243a8e43e6617271c20446e59b6ba4e01b1291c134e5d27c4fede1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/server.rs:131:54
[INFO] [stdout]     |
[INFO] [stdout] 131 |             Some(DhcpOption::ServerIdentifier(x)) => (x == &self.server_ip),
[INFO] [stdout]     |                                                      ^                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 131 -             Some(DhcpOption::ServerIdentifier(x)) => (x == &self.server_ip),
[INFO] [stdout] 131 +             Some(DhcpOption::ServerIdentifier(x)) => x == &self.server_ip ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/packet.rs:169:53
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn encode<'c>(&'c self, p: &'c mut [u8]) -> &[u8] {
[INFO] [stdout]     |                        --           --              ^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                        |            |
[INFO] [stdout]     |                        |            the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'c`
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn encode<'c>(&'c self, p: &'c mut [u8]) -> &'c [u8] {
[INFO] [stdout]     |                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling dhcp4r v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/server.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use(u32_bytes, bytes_u32)]
[INFO] [stdout]   |             ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/server.rs:131:54
[INFO] [stdout]     |
[INFO] [stdout] 131 |             Some(DhcpOption::ServerIdentifier(x)) => (x == &self.server_ip),
[INFO] [stdout]     |                                                      ^                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 131 -             Some(DhcpOption::ServerIdentifier(x)) => (x == &self.server_ip),
[INFO] [stdout] 131 +             Some(DhcpOption::ServerIdentifier(x)) => x == &self.server_ip ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/packet.rs:169:53
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn encode<'c>(&'c self, p: &'c mut [u8]) -> &[u8] {
[INFO] [stdout]     |                        --           --              ^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                        |            |
[INFO] [stdout]     |                        |            the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'c`
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn encode<'c>(&'c self, p: &'c mut [u8]) -> &'c [u8] {
[INFO] [stdout]     |                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.10s
[INFO] running `Command { std: "docker" "inspect" "56335ac19243a8e43e6617271c20446e59b6ba4e01b1291c134e5d27c4fede1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56335ac19243a8e43e6617271c20446e59b6ba4e01b1291c134e5d27c4fede1c", kill_on_drop: false }`
[INFO] [stdout] 56335ac19243a8e43e6617271c20446e59b6ba4e01b1291c134e5d27c4fede1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] adbd6bc884ede0efefbdc07dbe685d8d28e15d805c18162dc3fb7369c9675a1d
[INFO] running `Command { std: "docker" "start" "-a" "adbd6bc884ede0efefbdc07dbe685d8d28e15d805c18162dc3fb7369c9675a1d", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]    --> src/server.rs:131:54
[INFO] [stderr]     |
[INFO] [stderr] 131 |             Some(DhcpOption::ServerIdentifier(x)) => (x == &self.server_ip),
[INFO] [stderr]     |                                                      ^                    ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 131 -             Some(DhcpOption::ServerIdentifier(x)) => (x == &self.server_ip),
[INFO] [stderr] 131 +             Some(DhcpOption::ServerIdentifier(x)) => x == &self.server_ip ,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/packet.rs:169:53
[INFO] [stderr]     |
[INFO] [stderr] 169 |     pub fn encode<'c>(&'c self, p: &'c mut [u8]) -> &[u8] {
[INFO] [stderr]     |                        --           --              ^^^^^ the same lifetime is elided here
[INFO] [stderr]     |                        |            |
[INFO] [stderr]     |                        |            the lifetime is named here
[INFO] [stderr]     |                        the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'c`
[INFO] [stderr]     |
[INFO] [stderr] 169 |     pub fn encode<'c>(&'c self, p: &'c mut [u8]) -> &'c [u8] {
[INFO] [stderr]     |                                                      ++
[INFO] [stderr] 
[INFO] [stderr] warning: `dhcp4r` (lib) generated 2 warnings (run `cargo fix --lib -p dhcp4r` to apply 2 suggestions)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/server.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use(u32_bytes, bytes_u32)]
[INFO] [stderr]   |             ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dhcp4r` (example "server") generated 1 warning
[INFO] [stderr] warning: `dhcp4r` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dhcp4r-cf217264ee525dcc)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dhcp4r
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]    --> src/server.rs:131:54
[INFO] [stderr]     |
[INFO] [stderr] 131 |             Some(DhcpOption::ServerIdentifier(x)) => (x == &self.server_ip),
[INFO] [stderr]     |                                                      ^                    ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 131 -             Some(DhcpOption::ServerIdentifier(x)) => (x == &self.server_ip),
[INFO] [stderr] 131 +             Some(DhcpOption::ServerIdentifier(x)) => x == &self.server_ip ,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "adbd6bc884ede0efefbdc07dbe685d8d28e15d805c18162dc3fb7369c9675a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adbd6bc884ede0efefbdc07dbe685d8d28e15d805c18162dc3fb7369c9675a1d", kill_on_drop: false }`
[INFO] [stdout] adbd6bc884ede0efefbdc07dbe685d8d28e15d805c18162dc3fb7369c9675a1d
