[INFO] cloning repository https://github.com/asaaki/hello-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asaaki/hello-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasaaki%2Fhello-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasaaki%2Fhello-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 80bb9bbc2aa6a171b96fd74b25f93995575104b0
[INFO] testing asaaki/hello-rust against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasaaki%2Fhello-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/asaaki/hello-rust on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/asaaki/hello-rust
[INFO] finished tweaking git repo https://github.com/asaaki/hello-rust
[INFO] tweaked toml for git repo https://github.com/asaaki/hello-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/asaaki/hello-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fe44b431a2334688b28542910e719dbf73433fd3f8fc6dc810e5163da716178
[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" "7fe44b431a2334688b28542910e719dbf73433fd3f8fc6dc810e5163da716178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fe44b431a2334688b28542910e719dbf73433fd3f8fc6dc810e5163da716178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fe44b431a2334688b28542910e719dbf73433fd3f8fc6dc810e5163da716178", kill_on_drop: false }`
[INFO] [stdout] 7fe44b431a2334688b28542910e719dbf73433fd3f8fc6dc810e5163da716178
[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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 246c3f0ccd5874c5ce4888088b66cacd4f0509da9fdde235908ba887f798a6b3
[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" "246c3f0ccd5874c5ce4888088b66cacd4f0509da9fdde235908ba887f798a6b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]  --> src/hello.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | /   CString::new(message)
[INFO] [stdout] 7 | |     .unwrap()
[INFO] [stdout]   | |_____________- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout] 8 |       .as_ptr()
[INFO] [stdout]   |        ^^^^^^ this pointer will be invalid
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "246c3f0ccd5874c5ce4888088b66cacd4f0509da9fdde235908ba887f798a6b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "246c3f0ccd5874c5ce4888088b66cacd4f0509da9fdde235908ba887f798a6b3", kill_on_drop: false }`
[INFO] [stdout] 246c3f0ccd5874c5ce4888088b66cacd4f0509da9fdde235908ba887f798a6b3
[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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 6c52318ccfd008c40453e5d3daea2a628723d73499d8bfd5aa138cb2583bfec3
[INFO] running `Command { std: "docker" "start" "-a" "6c52318ccfd008c40453e5d3daea2a628723d73499d8bfd5aa138cb2583bfec3", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]  --> src/hello.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | /   CString::new(message)
[INFO] [stdout] 7 | |     .unwrap()
[INFO] [stdout]   | |_____________- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout] 8 |       .as_ptr()
[INFO] [stdout]   |        ^^^^^^ this pointer will be invalid
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "6c52318ccfd008c40453e5d3daea2a628723d73499d8bfd5aa138cb2583bfec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c52318ccfd008c40453e5d3daea2a628723d73499d8bfd5aa138cb2583bfec3", kill_on_drop: false }`
[INFO] [stdout] 6c52318ccfd008c40453e5d3daea2a628723d73499d8bfd5aa138cb2583bfec3
[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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ac94c70b8766343b903f49a9ff4096b41fb0aca6473d565e3cd89ff2220ae90d
[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" "ac94c70b8766343b903f49a9ff4096b41fb0aca6473d565e3cd89ff2220ae90d", kill_on_drop: false }`
[INFO] [stderr] warning: getting the inner pointer of a temporary `CString`
[INFO] [stderr]  --> src/hello.rs:8:6
[INFO] [stderr]   |
[INFO] [stderr] 6 | /   CString::new(message)
[INFO] [stderr] 7 | |     .unwrap()
[INFO] [stderr]   | |_____________- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stderr] 8 |       .as_ptr()
[INFO] [stderr]   |        ^^^^^^ this pointer will be invalid
[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: `hello` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello-1ed0258652e61219)
[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" "ac94c70b8766343b903f49a9ff4096b41fb0aca6473d565e3cd89ff2220ae90d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac94c70b8766343b903f49a9ff4096b41fb0aca6473d565e3cd89ff2220ae90d", kill_on_drop: false }`
[INFO] [stdout] ac94c70b8766343b903f49a9ff4096b41fb0aca6473d565e3cd89ff2220ae90d