[INFO] fetching crate aftermath-rs 0.1.3...
[INFO] checking aftermath-rs-0.1.3 against master#b286722878e18db29a7fbe672be7c4d3b02e8e4d for pr-127655
[INFO] extracting crate aftermath-rs 0.1.3 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate aftermath-rs 0.1.3 on toolchain b286722878e18db29a7fbe672be7c4d3b02e8e4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aftermath-rs 0.1.3
[INFO] finished tweaking crates.io crate aftermath-rs 0.1.3
[INFO] tweaked toml for crates.io crate aftermath-rs 0.1.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding idna v0.5.0 (latest: v1.0.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sysreq v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a74c9ff69cc7487302961cacd42b8ef2ea0f3b2fed7ee3c4a9a296258d943a8
[INFO] running `Command { std: "docker" "start" "-a" "7a74c9ff69cc7487302961cacd42b8ef2ea0f3b2fed7ee3c4a9a296258d943a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a74c9ff69cc7487302961cacd42b8ef2ea0f3b2fed7ee3c4a9a296258d943a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a74c9ff69cc7487302961cacd42b8ef2ea0f3b2fed7ee3c4a9a296258d943a8", kill_on_drop: false }`
[INFO] [stdout] 7a74c9ff69cc7487302961cacd42b8ef2ea0f3b2fed7ee3c4a9a296258d943a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd8fbe90677a880961b69003de0199a185ebec5af68058a46c190f8614a535e9
[INFO] running `Command { std: "docker" "start" "-a" "bd8fbe90677a880961b69003de0199a185ebec5af68058a46c190f8614a535e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling sysreq v0.1.6
[INFO] [stderr]    Compiling aftermath-rs v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `try_exists` in module `std::fs`
[INFO] [stdout]   --> build.rs:50:22
[INFO] [stdout]    |
[INFO] [stdout] 50 |         if !std::fs::try_exists(&install_path).expect("Unable to check library file location") {
[INFO] [stdout]    |                      ^^^^^^^^^^ not found in `std::fs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `fs_try_exists` has been stable since 1.81.0-nightly and no longer requires an attribute to enable
[INFO] [stdout]  --> build.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(fs_try_exists)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aftermath-rs` (build script) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "bd8fbe90677a880961b69003de0199a185ebec5af68058a46c190f8614a535e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd8fbe90677a880961b69003de0199a185ebec5af68058a46c190f8614a535e9", kill_on_drop: false }`
[INFO] [stdout] bd8fbe90677a880961b69003de0199a185ebec5af68058a46c190f8614a535e9
