[INFO] updating cached repository https://github.com/DenisKolodin/sip-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 683f86cd66754787b2e91fab471df83b0781639d
[INFO] testing DenisKolodin/sip-rs against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenisKolodin%2Fsip-rs" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DenisKolodin/sip-rs on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DenisKolodin/sip-rs
[INFO] finished tweaking git repo https://github.com/DenisKolodin/sip-rs
[INFO] tweaked toml for git repo https://github.com/DenisKolodin/sip-rs written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/DenisKolodin/sip-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-9/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be289b5c8f696fc90d9a2b2db5b064a6be740ba6471dcc99ca69e96e1e636854
[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" "be289b5c8f696fc90d9a2b2db5b064a6be740ba6471dcc99ca69e96e1e636854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be289b5c8f696fc90d9a2b2db5b064a6be740ba6471dcc99ca69e96e1e636854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be289b5c8f696fc90d9a2b2db5b064a6be740ba6471dcc99ca69e96e1e636854", kill_on_drop: false }`
[INFO] [stdout] be289b5c8f696fc90d9a2b2db5b064a6be740ba6471dcc99ca69e96e1e636854
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a0bd3bf658a478c7c2a5b0068b75a82b157c8c8586def0ef27b0d3c6584e958
[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" "3a0bd3bf658a478c7c2a5b0068b75a82b157c8c8586def0ef27b0d3c6584e958", kill_on_drop: false }`
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling uuid v0.2.3
[INFO] [stderr]    Compiling sip v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/header.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |         try!(write!(f, "Via: {}/{} {}", self.version, self.transport, self.host));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/header.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 73 |             try!(write!(f, ";branch={}", branch));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/header.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |             try!(write!(f, ";rport={}", rport))
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/header.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         try!(write!(f, "From: <{}>", self.uri));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/header.rs:159:13
[INFO] [stdout]     |
[INFO] [stdout] 159 |             try!(write!(f, ";tag={}", tag));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/header.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |         try!(write!(f, "To: <{}>", self.uri));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/header.rs:177:13
[INFO] [stdout]     |
[INFO] [stdout] 177 |             try!(write!(f, ";tag={}", tag));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/header.rs:327:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |         try!(write!(f, "{} {} {}", self.method, self.uri, self.version));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/header.rs:329:13
[INFO] [stdout]     |
[INFO] [stdout] 329 |             try!(write!(f, "\n{}", header));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/header.rs:322:26
[INFO] [stdout]     |
[INFO] [stdout] 322 |     pub headers: Vec<Box<Header>>,
[INFO] [stdout]     |                          ^^^^^^ help: use `dyn`: `dyn Header`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let headers: Vec<Box<Header>> = vec![
[INFO] [stdout]    |                          ^^^^^^ help: use `dyn`: `dyn Header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.03s
[INFO] running `Command { std: "docker" "inspect" "3a0bd3bf658a478c7c2a5b0068b75a82b157c8c8586def0ef27b0d3c6584e958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a0bd3bf658a478c7c2a5b0068b75a82b157c8c8586def0ef27b0d3c6584e958", kill_on_drop: false }`
[INFO] [stdout] 3a0bd3bf658a478c7c2a5b0068b75a82b157c8c8586def0ef27b0d3c6584e958
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7987804d455b370da854da54659800c0df2bdd91535940aa2629d24b44acaf42
[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" "7987804d455b370da854da54659800c0df2bdd91535940aa2629d24b44acaf42", kill_on_drop: false }`
[INFO] [stderr]    Compiling sip v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/header.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |         try!(write!(f, "Via: {}/{} {}", self.version, self.transport, self.host));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/header.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 73 |             try!(write!(f, ";branch={}", branch));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/header.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |             try!(write!(f, ";rport={}", rport))
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/header.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         try!(write!(f, "From: <{}>", self.uri));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/header.rs:159:13
[INFO] [stdout]     |
[INFO] [stdout] 159 |             try!(write!(f, ";tag={}", tag));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/header.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |         try!(write!(f, "To: <{}>", self.uri));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/header.rs:177:13
[INFO] [stdout]     |
[INFO] [stdout] 177 |             try!(write!(f, ";tag={}", tag));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/header.rs:327:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |         try!(write!(f, "{} {} {}", self.method, self.uri, self.version));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/header.rs:329:13
[INFO] [stdout]     |
[INFO] [stdout] 329 |             try!(write!(f, "\n{}", header));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/header.rs:322:26
[INFO] [stdout]     |
[INFO] [stdout] 322 |     pub headers: Vec<Box<Header>>,
[INFO] [stdout]     |                          ^^^^^^ help: use `dyn`: `dyn Header`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let headers: Vec<Box<Header>> = vec![
[INFO] [stdout]    |                          ^^^^^^ help: use `dyn`: `dyn Header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "7987804d455b370da854da54659800c0df2bdd91535940aa2629d24b44acaf42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7987804d455b370da854da54659800c0df2bdd91535940aa2629d24b44acaf42", kill_on_drop: false }`
[INFO] [stdout] 7987804d455b370da854da54659800c0df2bdd91535940aa2629d24b44acaf42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 881ad2abfd1fbec56ee056687ddee6d8106094a9e9947289bb0588ab08d3ed95
[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" "881ad2abfd1fbec56ee056687ddee6d8106094a9e9947289bb0588ab08d3ed95", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/header.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 71 |         try!(write!(f, "Via: {}/{} {}", self.version, self.transport, self.host));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/header.rs:73:13
[INFO] [stderr]    |
[INFO] [stderr] 73 |             try!(write!(f, ";branch={}", branch));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/header.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |             try!(write!(f, ";rport={}", rport))
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/header.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 157 |         try!(write!(f, "From: <{}>", self.uri));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/header.rs:159:13
[INFO] [stderr]     |
[INFO] [stderr] 159 |             try!(write!(f, ";tag={}", tag));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/header.rs:175:9
[INFO] [stderr]     |
[INFO] [stderr] 175 |         try!(write!(f, "To: <{}>", self.uri));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/header.rs:177:13
[INFO] [stderr]     |
[INFO] [stderr] 177 |             try!(write!(f, ";tag={}", tag));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/header.rs:327:9
[INFO] [stderr]     |
[INFO] [stderr] 327 |         try!(write!(f, "{} {} {}", self.method, self.uri, self.version));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/header.rs:329:13
[INFO] [stderr]     |
[INFO] [stderr] 329 |             try!(write!(f, "\n{}", header));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/header.rs:322:26
[INFO] [stderr]     |
[INFO] [stderr] 322 |     pub headers: Vec<Box<Header>>,
[INFO] [stderr]     |                          ^^^^^^ help: use `dyn`: `dyn Header`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:30:26
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let headers: Vec<Box<Header>> = vec![
[INFO] [stderr]    |                          ^^^^^^ help: use `dyn`: `dyn Header`
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sip-e94399ce66d065f7
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "881ad2abfd1fbec56ee056687ddee6d8106094a9e9947289bb0588ab08d3ed95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "881ad2abfd1fbec56ee056687ddee6d8106094a9e9947289bb0588ab08d3ed95", kill_on_drop: false }`
[INFO] [stdout] 881ad2abfd1fbec56ee056687ddee6d8106094a9e9947289bb0588ab08d3ed95