[INFO] fetching crate rsbot 0.2.3...
[INFO] checking rsbot-0.2.3 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate rsbot 0.2.3 into /workspace/builds/worker-67/source
[INFO] validating manifest of crates.io crate rsbot 0.2.3 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rsbot 0.2.3
[INFO] finished tweaking crates.io crate rsbot 0.2.3
[INFO] tweaked toml for crates.io crate rsbot 0.2.3 written to /workspace/builds/worker-67/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03f0759cf33ec40b8c6b2772fe44201a48af72a0416cb0d1f1617cc1f1417366
[INFO] running `Command { std: "docker" "start" "-a" "03f0759cf33ec40b8c6b2772fe44201a48af72a0416cb0d1f1617cc1f1417366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03f0759cf33ec40b8c6b2772fe44201a48af72a0416cb0d1f1617cc1f1417366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03f0759cf33ec40b8c6b2772fe44201a48af72a0416cb0d1f1617cc1f1417366", kill_on_drop: false }`
[INFO] [stdout] 03f0759cf33ec40b8c6b2772fe44201a48af72a0416cb0d1f1617cc1f1417366
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64024e7e0c713ad09ad3394375ea2f751340a0c31cebe1ee7d90e2df73ae3a6c
[INFO] running `Command { std: "docker" "start" "-a" "64024e7e0c713ad09ad3394375ea2f751340a0c31cebe1ee7d90e2df73ae3a6c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rsbot v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/linux/key.rs:23:59
[INFO] [stdout]    |
[INFO] [stdout] 23 |         XStringToKeysym(std::ffi::CString::new(string).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/linux/mod.rs:23:58
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 XOpenDisplay(std::ffi::CString::new(string).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: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/linux/key.rs:23:59
[INFO] [stdout]    |
[INFO] [stdout] 23 |         XStringToKeysym(std::ffi::CString::new(string).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/linux/mod.rs:23:58
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 XOpenDisplay(std::ffi::CString::new(string).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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `Command { std: "docker" "inspect" "64024e7e0c713ad09ad3394375ea2f751340a0c31cebe1ee7d90e2df73ae3a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64024e7e0c713ad09ad3394375ea2f751340a0c31cebe1ee7d90e2df73ae3a6c", kill_on_drop: false }`
[INFO] [stdout] 64024e7e0c713ad09ad3394375ea2f751340a0c31cebe1ee7d90e2df73ae3a6c