[INFO] fetching crate lepton 0.1.0... [INFO] testing lepton-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] extracting crate lepton 0.1.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate lepton 0.1.0 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 lepton 0.1.0 [INFO] finished tweaking crates.io crate lepton 0.1.0 [INFO] tweaked toml for crates.io crate lepton 0.1.0 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e3b7b489e135369bcbccac628497f6e302f3b5b14cb4512a7125c85db10c29c6 [INFO] running `Command { std: "docker" "start" "-a" "e3b7b489e135369bcbccac628497f6e302f3b5b14cb4512a7125c85db10c29c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3b7b489e135369bcbccac628497f6e302f3b5b14cb4512a7125c85db10c29c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3b7b489e135369bcbccac628497f6e302f3b5b14cb4512a7125c85db10c29c6", kill_on_drop: false }` [INFO] [stdout] e3b7b489e135369bcbccac628497f6e302f3b5b14cb4512a7125c85db10c29c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 8d225f07102efd477c12796fc36b8ee1a450d24b80a4b4af123f508155f7ba41 [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" "8d225f07102efd477c12796fc36b8ee1a450d24b80a4b4af123f508155f7ba41", kill_on_drop: false }` [INFO] [stderr] Compiling lepton v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pix.rs:30:17 [INFO] [stdout] | [INFO] [stdout] 30 | let mut ptr = &mut self.0; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/pix.rs:42:50 [INFO] [stdout] | [INFO] [stdout] 42 | let c_path = CString::new(path).unwrap().as_ptr(); // FIXME: Better error reporting. [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/pix.rs:51:50 [INFO] [stdout] | [INFO] [stdout] 51 | let c_path = CString::new(path).unwrap().as_ptr(); // FIXME: Better error reporting. [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.08s [INFO] running `Command { std: "docker" "inspect" "8d225f07102efd477c12796fc36b8ee1a450d24b80a4b4af123f508155f7ba41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d225f07102efd477c12796fc36b8ee1a450d24b80a4b4af123f508155f7ba41", kill_on_drop: false }` [INFO] [stdout] 8d225f07102efd477c12796fc36b8ee1a450d24b80a4b4af123f508155f7ba41 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] d8028d1eb79c9911c02f59c2da0dec3763cb1acc20a22f0098fa172c3d456077 [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" "d8028d1eb79c9911c02f59c2da0dec3763cb1acc20a22f0098fa172c3d456077", kill_on_drop: false }` [INFO] [stderr] Compiling lepton v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pix.rs:30:17 [INFO] [stdout] | [INFO] [stdout] 30 | let mut ptr = &mut self.0; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/pix.rs:42:50 [INFO] [stdout] | [INFO] [stdout] 42 | let c_path = CString::new(path).unwrap().as_ptr(); // FIXME: Better error reporting. [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/pix.rs:51:50 [INFO] [stdout] | [INFO] [stdout] 51 | let c_path = CString::new(path).unwrap().as_ptr(); // FIXME: Better error reporting. [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env::args` [INFO] [stdout] --> examples/deskew.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::env::args; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pix.rs:30:17 [INFO] [stdout] | [INFO] [stdout] 30 | let mut ptr = &mut self.0; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/pix.rs:42:50 [INFO] [stdout] | [INFO] [stdout] 42 | let c_path = CString::new(path).unwrap().as_ptr(); // FIXME: Better error reporting. [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/pix.rs:51:50 [INFO] [stdout] | [INFO] [stdout] 51 | let c_path = CString::new(path).unwrap().as_ptr(); // FIXME: Better error reporting. [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `Command { std: "docker" "inspect" "d8028d1eb79c9911c02f59c2da0dec3763cb1acc20a22f0098fa172c3d456077", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8028d1eb79c9911c02f59c2da0dec3763cb1acc20a22f0098fa172c3d456077", kill_on_drop: false }` [INFO] [stdout] d8028d1eb79c9911c02f59c2da0dec3763cb1acc20a22f0098fa172c3d456077 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 27b0d00e2a96eeb8b0cabfb5d4c13b223bc7161b061b38a1158cfd880f9b70ea [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" "27b0d00e2a96eeb8b0cabfb5d4c13b223bc7161b061b38a1158cfd880f9b70ea", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/pix.rs:30:17 [INFO] [stderr] | [INFO] [stderr] 30 | let mut ptr = &mut self.0; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: getting the inner pointer of a temporary `CString` [INFO] [stderr] --> src/pix.rs:42:50 [INFO] [stderr] | [INFO] [stderr] 42 | let c_path = CString::new(path).unwrap().as_ptr(); // FIXME: Better error reporting. [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/pix.rs:51:50 [INFO] [stderr] | [INFO] [stderr] 51 | let c_path = CString::new(path).unwrap().as_ptr(); // FIXME: Better error reporting. [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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/pix.rs:30:17 [INFO] [stderr] | [INFO] [stderr] 30 | let mut ptr = &mut self.0; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: getting the inner pointer of a temporary `CString` [INFO] [stderr] --> src/pix.rs:42:50 [INFO] [stderr] | [INFO] [stderr] 42 | let c_path = CString::new(path).unwrap().as_ptr(); // FIXME: Better error reporting. [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/pix.rs:51:50 [INFO] [stderr] | [INFO] [stderr] 51 | let c_path = CString::new(path).unwrap().as_ptr(); // FIXME: Better error reporting. [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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::env::args` [INFO] [stderr] --> examples/deskew.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::env::args; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/lepton-139bc32428f73f73) [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] [stderr] Doc-tests lepton [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" "27b0d00e2a96eeb8b0cabfb5d4c13b223bc7161b061b38a1158cfd880f9b70ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27b0d00e2a96eeb8b0cabfb5d4c13b223bc7161b061b38a1158cfd880f9b70ea", kill_on_drop: false }` [INFO] [stdout] 27b0d00e2a96eeb8b0cabfb5d4c13b223bc7161b061b38a1158cfd880f9b70ea