[INFO] fetching crate humblegen 0.4.0... [INFO] checking humblegen-0.4.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate humblegen 0.4.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate humblegen 0.4.0 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 humblegen 0.4.0 [INFO] finished tweaking crates.io crate humblegen 0.4.0 [INFO] tweaked toml for crates.io crate humblegen 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate humblegen 0.4.0 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded trybuild v1.0.35 [INFO] [stderr] Downloaded pin-project-lite v0.1.10 [INFO] [stderr] Downloaded rustc-demangle v0.1.17 [INFO] [stderr] Downloaded thiserror-impl v1.0.21 [INFO] [stderr] Downloaded thiserror v1.0.21 [INFO] [stderr] Downloaded anyhow v1.0.33 [INFO] [stderr] Downloaded async-trait-with-sync v0.1.36 [INFO] [stderr] Downloaded aho-corasick v0.7.14 [INFO] [stderr] Downloaded regex-syntax v0.6.20 [INFO] [stderr] Downloaded libc v0.2.79 [INFO] [stderr] Downloaded regex v1.4.1 [INFO] [stderr] Downloaded syn v1.0.45 [INFO] [stderr] Downloaded object v0.21.1 [INFO] [stderr] Downloaded comrak v0.8.2 [INFO] [stderr] Downloaded serde_derive v1.0.117 [INFO] [stderr] Downloaded twoway v0.2.1 [INFO] [stderr] Downloaded structopt-derive v0.4.13 [INFO] [stderr] Downloaded structopt v0.3.20 [INFO] [stderr] Downloaded futures-core v0.3.6 [INFO] [stderr] Downloaded backtrace v0.3.53 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 45d8b3e80037cdf4e2c5b90eff42dcedd195e720141a749fb79a0de41ffa604b [INFO] running `Command { std: "docker" "start" "-a" "45d8b3e80037cdf4e2c5b90eff42dcedd195e720141a749fb79a0de41ffa604b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "45d8b3e80037cdf4e2c5b90eff42dcedd195e720141a749fb79a0de41ffa604b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45d8b3e80037cdf4e2c5b90eff42dcedd195e720141a749fb79a0de41ffa604b", kill_on_drop: false }` [INFO] [stdout] 45d8b3e80037cdf4e2c5b90eff42dcedd195e720141a749fb79a0de41ffa604b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a4c8ec47620b17a57aa845ececd76c4c57e0cfb89241315ca42a34035f257ade [INFO] running `Command { std: "docker" "start" "-a" "a4c8ec47620b17a57aa845ececd76c4c57e0cfb89241315ca42a34035f257ade", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling syn v1.0.45 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking gimli v0.22.0 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Checking unicode-xid v0.2.1 [INFO] [stderr] Checking aho-corasick v0.7.14 [INFO] [stderr] Checking object v0.21.1 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Checking regex-syntax v0.6.20 [INFO] [stderr] Checking rustc-demangle v0.1.17 [INFO] [stderr] Checking unchecked-index v0.2.2 [INFO] [stderr] Compiling anyhow v1.0.33 [INFO] [stderr] Checking typed-arena v1.7.0 [INFO] [stderr] Checking twoway v0.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Checking entities v1.0.1 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Checking unicode_categories v0.1.1 [INFO] [stderr] Checking shell-words v1.0.0 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Compiling trybuild v1.0.35 [INFO] [stderr] Checking quote v1.0.7 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking futures-core v0.3.6 [INFO] [stderr] Checking pin-project-lite v0.1.10 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking addr2line v0.13.0 [INFO] [stderr] Checking regex v1.4.1 [INFO] [stderr] Checking backtrace v0.3.53 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking which v3.1.1 [INFO] [stderr] Checking Inflector v0.11.4 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling thiserror-impl v1.0.21 [INFO] [stderr] Compiling structopt-derive v0.4.13 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling async-trait-with-sync v0.1.36 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking tokio v0.2.22 [INFO] [stderr] Checking comrak v0.8.2 [INFO] [stderr] Checking thiserror v1.0.21 [INFO] [stderr] Checking structopt v0.3.20 [INFO] [stderr] Checking humblegen v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/parser.rs:145:31 [INFO] [stdout] | [INFO] [stdout] 145 | _ => unreachable!(dbg!(var)), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `unreachable!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 145 | _ => unreachable!("{}", dbg!(var)), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/parser.rs:304:27 [INFO] [stdout] | [INFO] [stdout] 304 | _ => unreachable!(dbg!(inner)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `unreachable!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 304 | _ => unreachable!("{}", dbg!(inner)), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/parser.rs:322:27 [INFO] [stdout] | [INFO] [stdout] 322 | _ => unreachable!(dbg!(pair)), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `unreachable!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 322 | _ => unreachable!("{}", dbg!(pair)), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/parser.rs:375:27 [INFO] [stdout] | [INFO] [stdout] 375 | _ => unreachable!(dbg!(pair)), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `unreachable!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 375 | _ => unreachable!("{}", dbg!(pair)), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `anyhow` is imported redundantly [INFO] [stdout] --> src/cli.rs:1:14 [INFO] [stdout] | [INFO] [stdout] 1 | use anyhow::{self, Result}; [INFO] [stdout] | ^^^^ the item `anyhow` is already defined by prelude [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] Checking toml v0.5.7 [INFO] [stdout] warning: the item `anyhow` is imported redundantly [INFO] [stdout] --> src/cli.rs:1:14 [INFO] [stdout] | [INFO] [stdout] 1 | use anyhow::{self, Result}; [INFO] [stdout] | ^^^^ the item `anyhow` is already defined by prelude [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] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/parser.rs:145:31 [INFO] [stdout] | [INFO] [stdout] 145 | _ => unreachable!(dbg!(var)), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `unreachable!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 145 | _ => unreachable!("{}", dbg!(var)), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/parser.rs:304:27 [INFO] [stdout] | [INFO] [stdout] 304 | _ => unreachable!(dbg!(inner)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `unreachable!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 304 | _ => unreachable!("{}", dbg!(inner)), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/parser.rs:322:27 [INFO] [stdout] | [INFO] [stdout] 322 | _ => unreachable!(dbg!(pair)), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `unreachable!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 322 | _ => unreachable!("{}", dbg!(pair)), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/parser.rs:375:27 [INFO] [stdout] | [INFO] [stdout] 375 | _ => unreachable!(dbg!(pair)), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `unreachable!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 375 | _ => unreachable!("{}", dbg!(pair)), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.99s [INFO] running `Command { std: "docker" "inspect" "a4c8ec47620b17a57aa845ececd76c4c57e0cfb89241315ca42a34035f257ade", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4c8ec47620b17a57aa845ececd76c4c57e0cfb89241315ca42a34035f257ade", kill_on_drop: false }` [INFO] [stdout] a4c8ec47620b17a57aa845ececd76c4c57e0cfb89241315ca42a34035f257ade