[INFO] fetching crate xshell 0.2.5...
[INFO] checking xshell-0.2.5 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate xshell 0.2.5 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate xshell 0.2.5 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xshell 0.2.5
[INFO] finished tweaking crates.io crate xshell 0.2.5
[INFO] tweaked toml for crates.io crate xshell 0.2.5 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate xshell 0.2.5 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f0aa118e3694a79f41270c1594056cd5df8af93922e2f817c945e8b9c2a0486
[INFO] running `Command { std: "docker" "start" "-a" "6f0aa118e3694a79f41270c1594056cd5df8af93922e2f817c945e8b9c2a0486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f0aa118e3694a79f41270c1594056cd5df8af93922e2f817c945e8b9c2a0486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f0aa118e3694a79f41270c1594056cd5df8af93922e2f817c945e8b9c2a0486", kill_on_drop: false }`
[INFO] [stdout] 6f0aa118e3694a79f41270c1594056cd5df8af93922e2f817c945e8b9c2a0486
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae07a1e58d5f5dbeffb233716545264165db6c9d96e35824b0b75ea8541f283f
[INFO] running `Command { std: "docker" "start" "-a" "ae07a1e58d5f5dbeffb233716545264165db6c9d96e35824b0b75ea8541f283f", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling xshell-macros v0.2.5
[INFO] [stderr]     Checking xshell v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "ae07a1e58d5f5dbeffb233716545264165db6c9d96e35824b0b75ea8541f283f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae07a1e58d5f5dbeffb233716545264165db6c9d96e35824b0b75ea8541f283f", kill_on_drop: false }`
[INFO] [stdout] ae07a1e58d5f5dbeffb233716545264165db6c9d96e35824b0b75ea8541f283f
[INFO] checking xshell-0.2.5 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate xshell 0.2.5 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate xshell 0.2.5 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xshell 0.2.5
[INFO] finished tweaking crates.io crate xshell 0.2.5
[INFO] tweaked toml for crates.io crate xshell 0.2.5 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate xshell 0.2.5 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4df8ad0224f3fb46a817aeb689164530d130c265b7b308836e13aefe2a677c49
[INFO] running `Command { std: "docker" "start" "-a" "4df8ad0224f3fb46a817aeb689164530d130c265b7b308836e13aefe2a677c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4df8ad0224f3fb46a817aeb689164530d130c265b7b308836e13aefe2a677c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4df8ad0224f3fb46a817aeb689164530d130c265b7b308836e13aefe2a677c49", kill_on_drop: false }`
[INFO] [stdout] 4df8ad0224f3fb46a817aeb689164530d130c265b7b308836e13aefe2a677c49
[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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12de89f02857e99b0118186d936e34c7039b751eed805555ad859813f4b1fbf4
[INFO] running `Command { std: "docker" "start" "-a" "12de89f02857e99b0118186d936e34c7039b751eed805555ad859813f4b1fbf4", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling xshell-macros v0.2.5
[INFO] [stderr]     Checking xshell v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/it/main.rs:441:30
[INFO] [stdout]     |
[INFO] [stdout] 441 |     std::panic::catch_unwind(|| {
[INFO] [stdout]     |                              ^^
[INFO] [stdout]     |
[INFO] [stdout] help: try giving this closure an explicit return type
[INFO] [stdout]     |
[INFO] [stdout] 441 |     std::panic::catch_unwind(|| -> /* Type */ {
[INFO] [stdout]     |                                 +++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xshell` (test "it") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "12de89f02857e99b0118186d936e34c7039b751eed805555ad859813f4b1fbf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12de89f02857e99b0118186d936e34c7039b751eed805555ad859813f4b1fbf4", kill_on_drop: false }`
[INFO] [stdout] 12de89f02857e99b0118186d936e34c7039b751eed805555ad859813f4b1fbf4