[INFO] fetching crate os_type 2.6.0... [INFO] checking os_type-2.6.0 against master#35936c4839dd272646394779d151e060d0f6b3ac for pr-122960-1 [INFO] extracting crate os_type 2.6.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate os_type 2.6.0 on toolchain 35936c4839dd272646394779d151e060d0f6b3ac [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate os_type 2.6.0 [INFO] finished tweaking crates.io crate os_type 2.6.0 [INFO] tweaked toml for crates.io crate os_type 2.6.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b9701184050d87824a25d9139ab1f458438879af89639401003cdcf079e39c04 [INFO] running `Command { std: "docker" "start" "-a" "b9701184050d87824a25d9139ab1f458438879af89639401003cdcf079e39c04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b9701184050d87824a25d9139ab1f458438879af89639401003cdcf079e39c04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9701184050d87824a25d9139ab1f458438879af89639401003cdcf079e39c04", kill_on_drop: false }` [INFO] [stdout] b9701184050d87824a25d9139ab1f458438879af89639401003cdcf079e39c04 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a302b60bad7abf984f5a102ea85372a5c62ec759bb515b65295de40ccd65c1c5 [INFO] running `Command { std: "docker" "start" "-a" "a302b60bad7abf984f5a102ea85372a5c62ec759bb515b65295de40ccd65c1c5", kill_on_drop: false }` [INFO] [stderr] Checking os_type v2.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/os_release.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `AsRef` is imported redundantly [INFO] [stdout] --> src/utils.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::AsRef; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/35936c4839dd272646394779d151e060d0f6b3ac/library/std/src/prelude/mod.rs:105:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `AsRef` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `AsRef` is imported redundantly [INFO] [stdout] --> src/utils.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::AsRef; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/35936c4839dd272646394779d151e060d0f6b3ac/library/std/src/prelude/mod.rs:105:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `AsRef` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `product_name` and `build_version` are never read [INFO] [stdout] --> src/sw_vers.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct SwVers { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 8 | pub product_name: Option, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 9 | pub product_version: Option, [INFO] [stdout] 10 | pub build_version: Option [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_os_x` is never used [INFO] [stdout] --> src/sw_vers.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn is_os_x() -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WindowsVer` is never constructed [INFO] [stdout] --> src/windows_ver.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct WindowsVer { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `retrieve` is never used [INFO] [stdout] --> src/windows_ver.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn retrieve() -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse` is never used [INFO] [stdout] --> src/windows_ver.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn parse(output: String) -> WindowsVer { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `product_name` and `build_version` are never read [INFO] [stdout] --> src/sw_vers.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct SwVers { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 8 | pub product_name: Option, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 9 | pub product_version: Option, [INFO] [stdout] 10 | pub build_version: Option [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_os_x` is never used [INFO] [stdout] --> src/sw_vers.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn is_os_x() -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WindowsVer` is never constructed [INFO] [stdout] --> src/windows_ver.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct WindowsVer { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `retrieve` is never used [INFO] [stdout] --> src/windows_ver.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn retrieve() -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse` is never used [INFO] [stdout] --> src/windows_ver.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn parse(output: String) -> WindowsVer { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `AsRef` is imported redundantly [INFO] [stdout] --> tests/../src/utils.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::AsRef; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/35936c4839dd272646394779d151e060d0f6b3ac/library/std/src/prelude/mod.rs:105:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `AsRef` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `AsRef` is imported redundantly [INFO] [stdout] --> tests/../src/utils.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::AsRef; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/35936c4839dd272646394779d151e060d0f6b3ac/library/std/src/prelude/mod.rs:105:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `AsRef` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `AsRef` is imported redundantly [INFO] [stdout] --> tests/../src/utils.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::AsRef; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/35936c4839dd272646394779d151e060d0f6b3ac/library/std/src/prelude/mod.rs:105:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `AsRef` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_file` is never used [INFO] [stdout] --> tests/../src/rhel_release.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn read_file(filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `retrieve` is never used [INFO] [stdout] --> tests/../src/rhel_release.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn retrieve() -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `file_exists` is never used [INFO] [stdout] --> tests/../src/utils.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn file_exists>(path: P) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_os_x` is never used [INFO] [stdout] --> tests/../src/sw_vers.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn is_os_x() -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `retrieve` is never used [INFO] [stdout] --> tests/../src/sw_vers.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn retrieve() -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `file_exists` is never used [INFO] [stdout] --> tests/../src/utils.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn file_exists>(path: P) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `retrieve` is never used [INFO] [stdout] --> tests/../src/lsb_release.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn retrieve() -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_available` is never used [INFO] [stdout] --> tests/../src/lsb_release.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn is_available() -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `file_exists` is never used [INFO] [stdout] --> tests/../src/utils.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn file_exists>(path: P) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [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] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "a302b60bad7abf984f5a102ea85372a5c62ec759bb515b65295de40ccd65c1c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a302b60bad7abf984f5a102ea85372a5c62ec759bb515b65295de40ccd65c1c5", kill_on_drop: false }` [INFO] [stdout] a302b60bad7abf984f5a102ea85372a5c62ec759bb515b65295de40ccd65c1c5 [INFO] checking os_type-2.6.0 against try#9ae1860851f3fbc1435a1698e572252c0076f413 for pr-122960-1 [INFO] extracting crate os_type 2.6.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate os_type 2.6.0 on toolchain 9ae1860851f3fbc1435a1698e572252c0076f413 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate os_type 2.6.0 [INFO] finished tweaking crates.io crate os_type 2.6.0 [INFO] tweaked toml for crates.io crate os_type 2.6.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f93854c2345046a46b459bcb5edfa2422260b6ff18fbe412146e72273392d919 [INFO] running `Command { std: "docker" "start" "-a" "f93854c2345046a46b459bcb5edfa2422260b6ff18fbe412146e72273392d919", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f93854c2345046a46b459bcb5edfa2422260b6ff18fbe412146e72273392d919", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f93854c2345046a46b459bcb5edfa2422260b6ff18fbe412146e72273392d919", kill_on_drop: false }` [INFO] [stdout] f93854c2345046a46b459bcb5edfa2422260b6ff18fbe412146e72273392d919 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 06bc490635fdba48c789fd5c9ae1a0d8360b2a872fa9397c46bfa1c75d2ec2dd [INFO] running `Command { std: "docker" "start" "-a" "06bc490635fdba48c789fd5c9ae1a0d8360b2a872fa9397c46bfa1c75d2ec2dd", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] no edition found in manifest, probably 2015, skipping [INFO] running `Command { std: "docker" "inspect" "06bc490635fdba48c789fd5c9ae1a0d8360b2a872fa9397c46bfa1c75d2ec2dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06bc490635fdba48c789fd5c9ae1a0d8360b2a872fa9397c46bfa1c75d2ec2dd", kill_on_drop: false }` [INFO] [stdout] 06bc490635fdba48c789fd5c9ae1a0d8360b2a872fa9397c46bfa1c75d2ec2dd