[INFO] fetching crate eggsecutor 2.0.0... [INFO] checking eggsecutor-2.0.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate eggsecutor 2.0.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate eggsecutor 2.0.0 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 eggsecutor 2.0.0 [INFO] finished tweaking crates.io crate eggsecutor 2.0.0 [INFO] tweaked toml for crates.io crate eggsecutor 2.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate crates.io crate eggsecutor 2.0.0 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 bitflags v1.3.1 [INFO] [stderr] Downloaded clap_lex v0.2.0 [INFO] [stderr] Downloaded clap v3.1.14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d7efad6d3bfca0f8ce396879a75175607f915725b48593b2d3107526791000d1 [INFO] running `Command { std: "docker" "start" "-a" "d7efad6d3bfca0f8ce396879a75175607f915725b48593b2d3107526791000d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d7efad6d3bfca0f8ce396879a75175607f915725b48593b2d3107526791000d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7efad6d3bfca0f8ce396879a75175607f915725b48593b2d3107526791000d1", kill_on_drop: false }` [INFO] [stdout] d7efad6d3bfca0f8ce396879a75175607f915725b48593b2d3107526791000d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 52eb482458b6c04e5a24589b667f10e133fcc9f4096f8b79b43d98d68b3ee33b [INFO] running `Command { std: "docker" "start" "-a" "52eb482458b6c04e5a24589b667f10e133fcc9f4096f8b79b43d98d68b3ee33b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking clap_lex v0.2.0 [INFO] [stderr] Checking bitflags v1.3.1 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking clap v3.1.14 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking shellexpand v2.1.0 [INFO] [stderr] Checking eggsecutor v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `io` is imported redundantly [INFO] [stdout] --> src/errors.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 66 | use super::*; [INFO] [stdout] | -------- the item `io` is already imported here [INFO] [stdout] 67 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.50s [INFO] running `Command { std: "docker" "inspect" "52eb482458b6c04e5a24589b667f10e133fcc9f4096f8b79b43d98d68b3ee33b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52eb482458b6c04e5a24589b667f10e133fcc9f4096f8b79b43d98d68b3ee33b", kill_on_drop: false }` [INFO] [stdout] 52eb482458b6c04e5a24589b667f10e133fcc9f4096f8b79b43d98d68b3ee33b [INFO] checking eggsecutor-2.0.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate eggsecutor 2.0.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate eggsecutor 2.0.0 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 eggsecutor 2.0.0 [INFO] finished tweaking crates.io crate eggsecutor 2.0.0 [INFO] tweaked toml for crates.io crate eggsecutor 2.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate eggsecutor 2.0.0 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ef49959c30c452da11b7977d58dd48314e26a39c834803e84d5a3eda97283401 [INFO] running `Command { std: "docker" "start" "-a" "ef49959c30c452da11b7977d58dd48314e26a39c834803e84d5a3eda97283401", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ef49959c30c452da11b7977d58dd48314e26a39c834803e84d5a3eda97283401", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef49959c30c452da11b7977d58dd48314e26a39c834803e84d5a3eda97283401", kill_on_drop: false }` [INFO] [stdout] ef49959c30c452da11b7977d58dd48314e26a39c834803e84d5a3eda97283401 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 79fee723c1c9896b722a61e83e5b743ad16ab0fb01d4256c5e48c0416a923f8d [INFO] running `Command { std: "docker" "start" "-a" "79fee723c1c9896b722a61e83e5b743ad16ab0fb01d4256c5e48c0416a923f8d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking bitflags v1.3.1 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking clap_lex v0.2.0 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking shellexpand v2.1.0 [INFO] [stderr] Checking clap v3.1.14 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/builder/mod.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | Err(Error::new(D4_LEN, len))?; [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] 81 | Err::(Error::new(D4_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/builder/mod.rs:138:13 [INFO] [stdout] | [INFO] [stdout] 138 | Err(Error::new(D4_LEN, len))?; [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] 138 | Err::(Error::new(D4_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/builder/mod.rs:246:13 [INFO] [stdout] | [INFO] [stdout] 246 | Err(Error::new(BYTES_LEN, len))?; [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] 246 | Err::(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/builder/mod.rs:353:13 [INFO] [stdout] | [INFO] [stdout] 353 | Err(Error::new(BYTES_LEN, len))?; [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] 353 | Err::(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/parser/mod.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | Err(Error::InvalidLength { [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] 67 | Err::(Error::InvalidLength { [INFO] [stdout] | +++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `uuid` (lib) due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "79fee723c1c9896b722a61e83e5b743ad16ab0fb01d4256c5e48c0416a923f8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79fee723c1c9896b722a61e83e5b743ad16ab0fb01d4256c5e48c0416a923f8d", kill_on_drop: false }` [INFO] [stdout] 79fee723c1c9896b722a61e83e5b743ad16ab0fb01d4256c5e48c0416a923f8d