[INFO] cloning repository https://github.com/resin-os/bindmount
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/resin-os/bindmount" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fresin-os%2Fbindmount", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fresin-os%2Fbindmount'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f597fb026636f0f1be1fbfe2f5a8c2edee3c4493
[INFO] checking resin-os/bindmount against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fresin-os%2Fbindmount" "/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/resin-os/bindmount on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/resin-os/bindmount
[INFO] finished tweaking git repo https://github.com/resin-os/bindmount
[INFO] tweaked toml for git repo https://github.com/resin-os/bindmount written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/resin-os/bindmount already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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" "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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9165ac82c420616ed6707c1be8781f0286bef64988b544f5a271a57febb1c540
[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" "9165ac82c420616ed6707c1be8781f0286bef64988b544f5a271a57febb1c540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9165ac82c420616ed6707c1be8781f0286bef64988b544f5a271a57febb1c540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9165ac82c420616ed6707c1be8781f0286bef64988b544f5a271a57febb1c540", kill_on_drop: false }`
[INFO] [stdout] 9165ac82c420616ed6707c1be8781f0286bef64988b544f5a271a57febb1c540
[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" "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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56ab2476ebde1ed6fad2c181ff267f5170c53eb80d84251e97e309832756575a
[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" "56ab2476ebde1ed6fad2c181ff267f5170c53eb80d84251e97e309832756575a", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking errno v0.2.3
[INFO] [stderr]     Checking bindmount v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/main.rs:252:30
[INFO] [stdout]     |
[INFO] [stdout] 250 | /                         CString::new(root_mountpoint.to_str().unwrap())
[INFO] [stdout] 251 | |                             .unwrap()
[INFO] [stdout]     | |_____________________________________- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout] 252 |                               .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: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/main.rs:297:18
[INFO] [stdout]     |
[INFO] [stdout] 295 | /             CString::new(bind_mountpoint.to_str().unwrap())
[INFO] [stdout] 296 | |                 .unwrap()
[INFO] [stdout]     | |_________________________- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout] 297 |                   .as_ptr(),
[INFO] [stdout]     |                    ^^^^^^ this pointer will be invalid
[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/main.rs:300:18
[INFO] [stdout]     |
[INFO] [stdout] 298 | /             CString::new(root_mountpoint.to_str().unwrap())
[INFO] [stdout] 299 | |                 .unwrap()
[INFO] [stdout]     | |_________________________- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout] 300 |                   .as_ptr(),
[INFO] [stdout]     |                    ^^^^^^ this pointer will be invalid
[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/main.rs:301:43
[INFO] [stdout]     |
[INFO] [stdout] 301 |             CString::new("ext2").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/main.rs:252:30
[INFO] [stdout]     |
[INFO] [stdout] 250 | /                         CString::new(root_mountpoint.to_str().unwrap())
[INFO] [stdout] 251 | |                             .unwrap()
[INFO] [stdout]     | |_____________________________________- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout] 252 |                               .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: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/main.rs:297:18
[INFO] [stdout]     |
[INFO] [stdout] 295 | /             CString::new(bind_mountpoint.to_str().unwrap())
[INFO] [stdout] 296 | |                 .unwrap()
[INFO] [stdout]     | |_________________________- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout] 297 |                   .as_ptr(),
[INFO] [stdout]     |                    ^^^^^^ this pointer will be invalid
[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/main.rs:300:18
[INFO] [stdout]     |
[INFO] [stdout] 298 | /             CString::new(root_mountpoint.to_str().unwrap())
[INFO] [stdout] 299 | |                 .unwrap()
[INFO] [stdout]     | |_________________________- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout] 300 |                   .as_ptr(),
[INFO] [stdout]     |                    ^^^^^^ this pointer will be invalid
[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/main.rs:301:43
[INFO] [stdout]     |
[INFO] [stdout] 301 |             CString::new("ext2").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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "56ab2476ebde1ed6fad2c181ff267f5170c53eb80d84251e97e309832756575a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56ab2476ebde1ed6fad2c181ff267f5170c53eb80d84251e97e309832756575a", kill_on_drop: false }`
[INFO] [stdout] 56ab2476ebde1ed6fad2c181ff267f5170c53eb80d84251e97e309832756575a