[INFO] fetching crate mapped-command 0.3.0...
[INFO] checking mapped-command-0.3.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate mapped-command 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mapped-command 0.3.0
[INFO] finished tweaking crates.io crate mapped-command 0.3.0
[INFO] tweaked toml for crates.io crate mapped-command 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mapped-command 0.3.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mapped-command 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a206994b6d3aaa09c105ab208e78496431c679674eefd6fb189e70c35caa265
[INFO] running `Command { std: "docker" "start" "-a" "6a206994b6d3aaa09c105ab208e78496431c679674eefd6fb189e70c35caa265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a206994b6d3aaa09c105ab208e78496431c679674eefd6fb189e70c35caa265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a206994b6d3aaa09c105ab208e78496431c679674eefd6fb189e70c35caa265", kill_on_drop: false }`
[INFO] [stdout] 6a206994b6d3aaa09c105ab208e78496431c679674eefd6fb189e70c35caa265
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f77897da86ae474aa9ab62d7f2c1142832e9777af473263d55b14ae16ba20bbc
[INFO] running `Command { std: "docker" "start" "-a" "f77897da86ae474aa9ab62d7f2c1142832e9777af473263d55b14ae16ba20bbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.2
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v0.10.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking mapped-command v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `window`
[INFO] [stdout]    --> src/lib.rs:701:15
[INFO] [stdout]     |
[INFO] [stdout] 701 |     #[cfg(any(window, unix))]
[INFO] [stdout]     |               ^^^^^^ help: there is a config with a similar name: `windows`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(window)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(window)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:301:37
[INFO] [stdout]     |
[INFO] [stdout] 301 |     pub fn create_expected_env_iter(&self) -> impl Iterator<Item = (Cow<OsStr>, Cow<OsStr>)> {
[INFO] [stdout]     |                                     ^^^^^                           ^^^^^^^^^^  ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                     |                               |
[INFO] [stdout]     |                                     |                               the same lifetime is hidden here
[INFO] [stdout]     |                                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 301 |     pub fn create_expected_env_iter(&self) -> impl Iterator<Item = (Cow<'_, OsStr>, Cow<'_, OsStr>)> {
[INFO] [stdout]     |                                                                         +++             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `window`
[INFO] [stdout]    --> src/lib.rs:701:15
[INFO] [stdout]     |
[INFO] [stdout] 701 |     #[cfg(any(window, unix))]
[INFO] [stdout]     |               ^^^^^^ help: there is a config with a similar name: `windows`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(window)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(window)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:301:37
[INFO] [stdout]     |
[INFO] [stdout] 301 |     pub fn create_expected_env_iter(&self) -> impl Iterator<Item = (Cow<OsStr>, Cow<OsStr>)> {
[INFO] [stdout]     |                                     ^^^^^                           ^^^^^^^^^^  ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                     |                               |
[INFO] [stdout]     |                                     |                               the same lifetime is hidden here
[INFO] [stdout]     |                                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 301 |     pub fn create_expected_env_iter(&self) -> impl Iterator<Item = (Cow<'_, OsStr>, Cow<'_, OsStr>)> {
[INFO] [stdout]     |                                                                         +++             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.40s
[INFO] running `Command { std: "docker" "inspect" "f77897da86ae474aa9ab62d7f2c1142832e9777af473263d55b14ae16ba20bbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f77897da86ae474aa9ab62d7f2c1142832e9777af473263d55b14ae16ba20bbc", kill_on_drop: false }`
[INFO] [stdout] f77897da86ae474aa9ab62d7f2c1142832e9777af473263d55b14ae16ba20bbc
