[INFO] fetching crate cargo-cranky 0.3.0...
[INFO] checking cargo-cranky-0.3.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate cargo-cranky 0.3.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate cargo-cranky 0.3.0 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 cargo-cranky 0.3.0
[INFO] finished tweaking crates.io crate cargo-cranky 0.3.0
[INFO] tweaked toml for crates.io crate cargo-cranky 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate cargo-cranky 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.1
[INFO] [stderr]   Downloaded quote v1.0.20
[INFO] [stderr]   Downloaded proc-macro2 v1.0.40
[INFO] [stderr]   Downloaded serde_derive v1.0.138
[INFO] [stderr]   Downloaded anyhow v1.0.58
[INFO] [stderr]   Downloaded serde v1.0.138
[INFO] [stderr]   Downloaded syn v1.0.98
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1f901759fed0dd51205fa1c81b37b1f9709e9295c93345ad78fe549462258bc
[INFO] running `Command { std: "docker" "start" "-a" "e1f901759fed0dd51205fa1c81b37b1f9709e9295c93345ad78fe549462258bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1f901759fed0dd51205fa1c81b37b1f9709e9295c93345ad78fe549462258bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1f901759fed0dd51205fa1c81b37b1f9709e9295c93345ad78fe549462258bc", kill_on_drop: false }`
[INFO] [stdout] e1f901759fed0dd51205fa1c81b37b1f9709e9295c93345ad78fe549462258bc
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a56acea28e8f0bd45e5745c22f5bc37506ef893ce8b0444577d230b1f1d6983
[INFO] running `Command { std: "docker" "start" "-a" "2a56acea28e8f0bd45e5745c22f5bc37506ef893ce8b0444577d230b1f1d6983", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.138
[INFO] [stderr]    Compiling serde v1.0.138
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking cargo-cranky v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.42s
[INFO] running `Command { std: "docker" "inspect" "2a56acea28e8f0bd45e5745c22f5bc37506ef893ce8b0444577d230b1f1d6983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a56acea28e8f0bd45e5745c22f5bc37506ef893ce8b0444577d230b1f1d6983", kill_on_drop: false }`
[INFO] [stdout] 2a56acea28e8f0bd45e5745c22f5bc37506ef893ce8b0444577d230b1f1d6983
[INFO] checking cargo-cranky-0.3.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate cargo-cranky 0.3.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate cargo-cranky 0.3.0 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 cargo-cranky 0.3.0
[INFO] finished tweaking crates.io crate cargo-cranky 0.3.0
[INFO] tweaked toml for crates.io crate cargo-cranky 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate cargo-cranky 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c362092185385e2c806b7a39e648e63de68433e946244e39f209a6ad67f4c8e4
[INFO] running `Command { std: "docker" "start" "-a" "c362092185385e2c806b7a39e648e63de68433e946244e39f209a6ad67f4c8e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c362092185385e2c806b7a39e648e63de68433e946244e39f209a6ad67f4c8e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c362092185385e2c806b7a39e648e63de68433e946244e39f209a6ad67f4c8e4", kill_on_drop: false }`
[INFO] [stdout] c362092185385e2c806b7a39e648e63de68433e946244e39f209a6ad67f4c8e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4f6052e00411a7e24c600af2b8b8797f1415fd03b5790768b0586bfa7ea49b1d
[INFO] running `Command { std: "docker" "start" "-a" "4f6052e00411a7e24c600af2b8b8797f1415fd03b5790768b0586bfa7ea49b1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.138
[INFO] [stderr]    Compiling serde v1.0.138
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking cargo-cranky v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/config.rs:48:29
[INFO] [stdout]    |
[INFO] [stdout] 48 | ...                   Err(e).with_context(|| format!("Failed to read {:?}", config_path))?;
[INFO] [stdout]    |                       ^^^ cannot infer type of the type parameter `T` declared on the enum `Result`
[INFO] [stdout]    |
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]    |
[INFO] [stdout] 48 |                             Err::<T, std::io::Error>(e).with_context(|| format!("Failed to read {:?}", config_path))?;
[INFO] [stdout]    |                                +++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/config.rs:48:29
[INFO] [stdout]    |
[INFO] [stdout] 48 | ...                   Err(e).with_context(|| format!("Failed to read {:?}", config_path))?;
[INFO] [stdout]    |                       ^^^ cannot infer type of the type parameter `T` declared on the enum `Result`
[INFO] [stdout]    |
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]    |
[INFO] [stdout] 48 |                             Err::<T, std::io::Error>(e).with_context(|| format!("Failed to read {:?}", config_path))?;
[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] [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 `cargo-cranky` (bin "cargo-cranky") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `cargo-cranky` (bin "cargo-cranky" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4f6052e00411a7e24c600af2b8b8797f1415fd03b5790768b0586bfa7ea49b1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f6052e00411a7e24c600af2b8b8797f1415fd03b5790768b0586bfa7ea49b1d", kill_on_drop: false }`
[INFO] [stdout] 4f6052e00411a7e24c600af2b8b8797f1415fd03b5790768b0586bfa7ea49b1d