[INFO] fetching crate daemonizer 0.4.2...
[INFO] testing daemonizer-0.4.2 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate daemonizer 0.4.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate daemonizer 0.4.2 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate daemonizer 0.4.2
[INFO] finished tweaking crates.io crate daemonizer 0.4.2
[INFO] tweaked toml for crates.io crate daemonizer 0.4.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 443add11d62f20b428ac9675c55662511eaaba48dad7490a573f75946d4ef4bd
[INFO] running `Command { std: "docker" "start" "-a" "443add11d62f20b428ac9675c55662511eaaba48dad7490a573f75946d4ef4bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "443add11d62f20b428ac9675c55662511eaaba48dad7490a573f75946d4ef4bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "443add11d62f20b428ac9675c55662511eaaba48dad7490a573f75946d4ef4bd", kill_on_drop: false }`
[INFO] [stdout] 443add11d62f20b428ac9675c55662511eaaba48dad7490a573f75946d4ef4bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b911b59fb613ac77dbcfeb780e3ac065fd31668147c1e3d051983b6fffc4b641
[INFO] running `Command { std: "docker" "start" "-a" "b911b59fb613ac77dbcfeb780e3ac065fd31668147c1e3d051983b6fffc4b641", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling daemonizer v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:10:65
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let p = unsafe { libc::getpwnam(CString::new(name).unwrap().as_ptr()) };
[INFO] [stdout]    |                                     --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:11:66
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let g = unsafe { libc::getgrnam(CString::new(group).unwrap().as_ptr()) };
[INFO] [stdout]    |                                     ---------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "b911b59fb613ac77dbcfeb780e3ac065fd31668147c1e3d051983b6fffc4b641", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b911b59fb613ac77dbcfeb780e3ac065fd31668147c1e3d051983b6fffc4b641", kill_on_drop: false }`
[INFO] [stdout] b911b59fb613ac77dbcfeb780e3ac065fd31668147c1e3d051983b6fffc4b641
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17d6d3cdec67b77a55aac15dd85640935433bdf58e27a165105e0d00d9d65499
[INFO] running `Command { std: "docker" "start" "-a" "17d6d3cdec67b77a55aac15dd85640935433bdf58e27a165105e0d00d9d65499", kill_on_drop: false }`
[INFO] [stderr]    Compiling daemonizer v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:10:65
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let p = unsafe { libc::getpwnam(CString::new(name).unwrap().as_ptr()) };
[INFO] [stdout]    |                                     --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:11:66
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let g = unsafe { libc::getgrnam(CString::new(group).unwrap().as_ptr()) };
[INFO] [stdout]    |                                     ---------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:10:65
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let p = unsafe { libc::getpwnam(CString::new(name).unwrap().as_ptr()) };
[INFO] [stdout]    |                                     --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:11:66
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let g = unsafe { libc::getgrnam(CString::new(group).unwrap().as_ptr()) };
[INFO] [stdout]    |                                     ---------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "17d6d3cdec67b77a55aac15dd85640935433bdf58e27a165105e0d00d9d65499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17d6d3cdec67b77a55aac15dd85640935433bdf58e27a165105e0d00d9d65499", kill_on_drop: false }`
[INFO] [stdout] 17d6d3cdec67b77a55aac15dd85640935433bdf58e27a165105e0d00d9d65499
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0aeb02809a0aa984f3dfa6881f37d02643604305abb01530eb143f36c4173e1f
[INFO] running `Command { std: "docker" "start" "-a" "0aeb02809a0aa984f3dfa6881f37d02643604305abb01530eb143f36c4173e1f", kill_on_drop: false }`
[INFO] [stderr] warning: getting the inner pointer of a temporary `CString`
[INFO] [stderr]   --> src/lib.rs:10:65
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let p = unsafe { libc::getpwnam(CString::new(name).unwrap().as_ptr()) };
[INFO] [stderr]    |                                     --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stderr]    |                                     |
[INFO] [stderr]    |                                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stderr]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stderr]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stderr] 
[INFO] [stderr] warning: getting the inner pointer of a temporary `CString`
[INFO] [stderr]   --> src/lib.rs:11:66
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let g = unsafe { libc::getgrnam(CString::new(group).unwrap().as_ptr()) };
[INFO] [stderr]    |                                     ---------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stderr]    |                                     |
[INFO] [stderr]    |                                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stderr]    |
[INFO] [stderr]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stderr]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: getting the inner pointer of a temporary `CString`
[INFO] [stderr]   --> src/lib.rs:10:65
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let p = unsafe { libc::getpwnam(CString::new(name).unwrap().as_ptr()) };
[INFO] [stderr]    |                                     --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stderr]    |                                     |
[INFO] [stderr]    |                                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stderr]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stderr]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stderr] 
[INFO] [stderr] warning: getting the inner pointer of a temporary `CString`
[INFO] [stderr]   --> src/lib.rs:11:66
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let g = unsafe { libc::getgrnam(CString::new(group).unwrap().as_ptr()) };
[INFO] [stderr]    |                                     ---------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stderr]    |                                     |
[INFO] [stderr]    |                                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stderr]    |
[INFO] [stderr]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stderr]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/daemonizer-18857af5235d9bc8)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/daemonizer-18857af5235d9bc8` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "0aeb02809a0aa984f3dfa6881f37d02643604305abb01530eb143f36c4173e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aeb02809a0aa984f3dfa6881f37d02643604305abb01530eb143f36c4173e1f", kill_on_drop: false }`
[INFO] [stdout] 0aeb02809a0aa984f3dfa6881f37d02643604305abb01530eb143f36c4173e1f