[INFO] cloning repository https://github.com/nicdk/smtpd-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nicdk/smtpd-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicdk%2Fsmtpd-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicdk%2Fsmtpd-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ebfd2595791b9fb88f8649bb4442139c3c7ebc0c
[INFO] testing nicdk/smtpd-rs against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicdk%2Fsmtpd-rs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nicdk/smtpd-rs on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nicdk/smtpd-rs
[INFO] finished tweaking git repo https://github.com/nicdk/smtpd-rs
[INFO] tweaked toml for git repo https://github.com/nicdk/smtpd-rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/nicdk/smtpd-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1acd781ad1063f3659f18b84801c17581ed8eb3bdd7cb2bf8d3e0a0f27ccb7f
[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" "b1acd781ad1063f3659f18b84801c17581ed8eb3bdd7cb2bf8d3e0a0f27ccb7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1acd781ad1063f3659f18b84801c17581ed8eb3bdd7cb2bf8d3e0a0f27ccb7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1acd781ad1063f3659f18b84801c17581ed8eb3bdd7cb2bf8d3e0a0f27ccb7f", kill_on_drop: false }`
[INFO] [stdout] b1acd781ad1063f3659f18b84801c17581ed8eb3bdd7cb2bf8d3e0a0f27ccb7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 205c250a07f085a1dd625e8ffda54d9c1da881f924e2cee1d726ae2c447fff5b
[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" "205c250a07f085a1dd625e8ffda54d9c1da881f924e2cee1d726ae2c447fff5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling bufstream v0.1.3
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling smtpd-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/receiver.rs:451:26
[INFO] [stdout]     |
[INFO] [stdout] 451 | fn print_error(mut err: &Error) {
[INFO] [stdout]     |                          ^^^^^ help: use `dyn`: `dyn Error`
[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/bin/receiver.rs:451:26
[INFO] [stdout]     |
[INFO] [stdout] 451 | fn print_error(mut err: &Error) {
[INFO] [stdout]     |                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/bin/receiver.rs:453:33
[INFO] [stdout]     |
[INFO] [stdout] 453 |     while let Some(cause) = err.cause() {
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/bin/receiver.rs:453:33
[INFO] [stdout]     |
[INFO] [stdout] 453 |     while let Some(cause) = err.cause() {
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.81s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "205c250a07f085a1dd625e8ffda54d9c1da881f924e2cee1d726ae2c447fff5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "205c250a07f085a1dd625e8ffda54d9c1da881f924e2cee1d726ae2c447fff5b", kill_on_drop: false }`
[INFO] [stdout] 205c250a07f085a1dd625e8ffda54d9c1da881f924e2cee1d726ae2c447fff5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 067ae31325c5b72a438bdbb812402604de31779929e1898c103f978621976144
[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" "067ae31325c5b72a438bdbb812402604de31779929e1898c103f978621976144", kill_on_drop: false }`
[INFO] [stderr]    Compiling smtpd-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/receiver.rs:451:26
[INFO] [stdout]     |
[INFO] [stdout] 451 | fn print_error(mut err: &Error) {
[INFO] [stdout]     |                          ^^^^^ help: use `dyn`: `dyn Error`
[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/bin/receiver.rs:451:26
[INFO] [stdout]     |
[INFO] [stdout] 451 | fn print_error(mut err: &Error) {
[INFO] [stdout]     |                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/bin/receiver.rs:453:33
[INFO] [stdout]     |
[INFO] [stdout] 453 |     while let Some(cause) = err.cause() {
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/bin/receiver.rs:453:33
[INFO] [stdout]     |
[INFO] [stdout] 453 |     while let Some(cause) = err.cause() {
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.68s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "067ae31325c5b72a438bdbb812402604de31779929e1898c103f978621976144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "067ae31325c5b72a438bdbb812402604de31779929e1898c103f978621976144", kill_on_drop: false }`
[INFO] [stdout] 067ae31325c5b72a438bdbb812402604de31779929e1898c103f978621976144
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f84b627f6e1b3fb5e71d64cb4ed89d1e5baef9f367e08e5caf6e8af1b9d07b2a
[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" "f84b627f6e1b3fb5e71d64cb4ed89d1e5baef9f367e08e5caf6e8af1b9d07b2a", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/receiver.rs:451:26
[INFO] [stderr]     |
[INFO] [stderr] 451 | fn print_error(mut err: &Error) {
[INFO] [stderr]     |                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/bin/receiver.rs:453:33
[INFO] [stderr]     |
[INFO] [stderr] 453 |     while let Some(cause) = err.cause() {
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/receiver.rs:451:26
[INFO] [stderr]     |
[INFO] [stderr] 451 | fn print_error(mut err: &Error) {
[INFO] [stderr]     |                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/bin/receiver.rs:453:33
[INFO] [stderr]     |
[INFO] [stderr] 453 |     while let Some(cause) = err.cause() {
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/maildir-10ef948a7f5b8a7f
[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] [stderr]      Running /opt/rustwide/target/debug/deps/main-549d4166a892c059
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/receiver-7b4f2e29050d3ffc
[INFO] [stdout] running 2 tests
[INFO] [stdout] test receiver::test_handler ... ok
[INFO] [stdout] test receiver::test_dispatch ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_dispatch ... ok
[INFO] [stdout] test test_handler ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f84b627f6e1b3fb5e71d64cb4ed89d1e5baef9f367e08e5caf6e8af1b9d07b2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f84b627f6e1b3fb5e71d64cb4ed89d1e5baef9f367e08e5caf6e8af1b9d07b2a", kill_on_drop: false }`
[INFO] [stdout] f84b627f6e1b3fb5e71d64cb4ed89d1e5baef9f367e08e5caf6e8af1b9d07b2a