[INFO] fetching crate detexify 0.4.0... [INFO] documenting detexify-0.4.0 against 1.61.0 for beta-1.62-rustdoc-1 [INFO] extracting crate detexify 0.4.0 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate detexify 0.4.0 on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate detexify 0.4.0 [INFO] finished tweaking crates.io crate detexify 0.4.0 [INFO] tweaked toml for crates.io crate detexify 0.4.0 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a9f7350376b4a9734494d6a24febeec2d946e45cd48bb93c08da235bb1973d54 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a9f7350376b4a9734494d6a24febeec2d946e45cd48bb93c08da235bb1973d54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a9f7350376b4a9734494d6a24febeec2d946e45cd48bb93c08da235bb1973d54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9f7350376b4a9734494d6a24febeec2d946e45cd48bb93c08da235bb1973d54", kill_on_drop: false }` [INFO] [stdout] a9f7350376b4a9734494d6a24febeec2d946e45cd48bb93c08da235bb1973d54 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4812ef8380a3ca7ca3b6db2750f4d4420cb37b90446c7c2d66a7e37d6b8f8795 [INFO] running `Command { std: "docker" "start" "-a" "4812ef8380a3ca7ca3b6db2750f4d4420cb37b90446c7c2d66a7e37d6b8f8795", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling siphasher v0.3.10 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling linked-hash-map v0.5.4 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling base32 v0.4.0 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking phf_shared v0.8.0 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Checking phf v0.8.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Compiling detexify v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `text_mode` [INFO] [stdout] --> build.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | text_mode: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Symbol` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> build.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `math_mode` [INFO] [stdout] --> build.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | math_mode: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Symbol` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> build.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> build.rs:105:32 [INFO] [stdout] | [INFO] [stdout] 105 | panic!(s.get_id()); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() 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] 105 | panic!("{}", s.get_id()); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tuple v0.4.2 [INFO] [stderr] Documenting detexify v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 41.15s [INFO] running `Command { std: "docker" "inspect" "4812ef8380a3ca7ca3b6db2750f4d4420cb37b90446c7c2d66a7e37d6b8f8795", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4812ef8380a3ca7ca3b6db2750f4d4420cb37b90446c7c2d66a7e37d6b8f8795", kill_on_drop: false }` [INFO] [stdout] 4812ef8380a3ca7ca3b6db2750f4d4420cb37b90446c7c2d66a7e37d6b8f8795 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f6584178618a9f141c051ced5febf9ec9d94e5e040cd4fbfb395a098a2c84da5 [INFO] running `Command { std: "docker" "start" "-a" "f6584178618a9f141c051ced5febf9ec9d94e5e040cd4fbfb395a098a2c84da5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling siphasher v0.3.10 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling linked-hash-map v0.5.4 [INFO] [stderr] Compiling base32 v0.4.0 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking phf v0.8.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Compiling detexify v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `text_mode` [INFO] [stdout] --> build.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | text_mode: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Symbol` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> build.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `math_mode` [INFO] [stdout] --> build.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | math_mode: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Symbol` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> build.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> build.rs:105:32 [INFO] [stdout] | [INFO] [stdout] 105 | panic!(s.get_id()); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() 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] 105 | panic!("{}", s.get_id()); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tuple v0.4.2 [INFO] [stderr] Documenting detexify v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 43.87s [INFO] running `Command { std: "docker" "inspect" "f6584178618a9f141c051ced5febf9ec9d94e5e040cd4fbfb395a098a2c84da5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6584178618a9f141c051ced5febf9ec9d94e5e040cd4fbfb395a098a2c84da5", kill_on_drop: false }` [INFO] [stdout] f6584178618a9f141c051ced5febf9ec9d94e5e040cd4fbfb395a098a2c84da5