[INFO] fetching crate shellexpand 3.1.1...
[INFO] checking shellexpand-3.1.1 against master#191df20fcad9331d3a948aa8e8556775ec3fe69d for pr-133502-3
[INFO] extracting crate shellexpand 3.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate shellexpand 3.1.1 on toolchain 191df20fcad9331d3a948aa8e8556775ec3fe69d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+191df20fcad9331d3a948aa8e8556775ec3fe69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shellexpand 3.1.1
[INFO] finished tweaking crates.io crate shellexpand 3.1.1
[INFO] tweaked toml for crates.io crate shellexpand 3.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate shellexpand 3.1.1 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" "+191df20fcad9331d3a948aa8e8556775ec3fe69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bstr v1.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+191df20fcad9331d3a948aa8e8556775ec3fe69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b03ab9c26369e02e7569c6d112bbd0cb51df3e3207ef31380d2a9048f3048ea1
[INFO] running `Command { std: "docker" "start" "-a" "b03ab9c26369e02e7569c6d112bbd0cb51df3e3207ef31380d2a9048f3048ea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b03ab9c26369e02e7569c6d112bbd0cb51df3e3207ef31380d2a9048f3048ea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b03ab9c26369e02e7569c6d112bbd0cb51df3e3207ef31380d2a9048f3048ea1", kill_on_drop: false }`
[INFO] [stdout] b03ab9c26369e02e7569c6d112bbd0cb51df3e3207ef31380d2a9048f3048ea1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+191df20fcad9331d3a948aa8e8556775ec3fe69d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1ea33a881e52c84275f1161abfddaa2248a220f420c24655d855afd33ebb33b
[INFO] running `Command { std: "docker" "start" "-a" "d1ea33a881e52c84275f1161abfddaa2248a220f420c24655d855afd33ebb33b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking shellexpand v3.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/funcs.rs:394:47
[INFO] [stdout]     |
[INFO] [stdout] 394 |                 let var_name = match var_name.as_str() {
[INFO] [stdout]     |                                               ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `wtraits::WstrExt::as_str(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::str::<impl str>::as_str`
[INFO] [stdout]    --> src/lib.rs:93:1
[INFO] [stdout]     |
[INFO] [stdout] 93  + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/funcs.rs:394:47
[INFO] [stdout]     |
[INFO] [stdout] 394 |                 let var_name = match var_name.as_str() {
[INFO] [stdout]     |                                               ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `wtraits::WstrExt::as_str(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::str::<impl str>::as_str`
[INFO] [stdout]    --> src/lib.rs:93:1
[INFO] [stdout]     |
[INFO] [stdout] 93  + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "d1ea33a881e52c84275f1161abfddaa2248a220f420c24655d855afd33ebb33b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1ea33a881e52c84275f1161abfddaa2248a220f420c24655d855afd33ebb33b", kill_on_drop: false }`
[INFO] [stdout] d1ea33a881e52c84275f1161abfddaa2248a220f420c24655d855afd33ebb33b