[INFO] cloning repository https://github.com/matchai/starship-poc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matchai/starship-poc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatchai%2Fstarship-poc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatchai%2Fstarship-poc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d3619fbdcb008ce6fdfcbd7798f1a50001cddb82 [INFO] checking matchai/starship-poc against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatchai%2Fstarship-poc" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/matchai/starship-poc 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 git repo https://github.com/matchai/starship-poc [INFO] finished tweaking git repo https://github.com/matchai/starship-poc [INFO] tweaked toml for git repo https://github.com/matchai/starship-poc written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/matchai/starship-poc 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 proc-macro-error-attr v0.4.11 [INFO] [stderr] Downloaded structopt v0.3.11 [INFO] [stderr] Downloaded tinytemplate v1.0.4 [INFO] [stderr] Downloaded proc-macro-error v0.4.11 [INFO] [stderr] Downloaded cmd_lib_macros v0.12.0 [INFO] [stderr] Downloaded criterion-plot v0.4.2 [INFO] [stderr] Downloaded structopt-derive v0.4.4 [INFO] [stderr] Downloaded anyhow v1.0.27 [INFO] [stderr] Downloaded cmd_lib v0.12.0 [INFO] [stderr] Downloaded criterion v0.3.2 [INFO] [stderr] Downloaded plotters v0.2.14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ae3d55a68f445de105676f39217eac9bb6dba479bd8797cfe751266a0fc8411c [INFO] running `Command { std: "docker" "start" "-a" "ae3d55a68f445de105676f39217eac9bb6dba479bd8797cfe751266a0fc8411c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae3d55a68f445de105676f39217eac9bb6dba479bd8797cfe751266a0fc8411c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae3d55a68f445de105676f39217eac9bb6dba479bd8797cfe751266a0fc8411c", kill_on_drop: false }` [INFO] [stdout] ae3d55a68f445de105676f39217eac9bb6dba479bd8797cfe751266a0fc8411c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5dddcfd0c9a12a88fe52eb27e402cb722cdd462c32e1cd4b982bb4b151dca656 [INFO] running `Command { std: "docker" "start" "-a" "5dddcfd0c9a12a88fe52eb27e402cb722cdd462c32e1cd4b982bb4b151dca656", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.11 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling proc-macro-error v0.4.11 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling anyhow v1.0.27 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking once_cell v1.3.1 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking oorandom v11.1.1 [INFO] [stderr] Checking plotters v0.2.14 [INFO] [stderr] Checking criterion-plot v0.4.2 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Compiling serde_derive v1.0.110 [INFO] [stderr] Compiling cmd_lib_macros v0.12.0 [INFO] [stderr] Compiling thiserror-impl v1.0.18 [INFO] [stderr] Checking cmd_lib v0.12.0 [INFO] [stderr] Compiling structopt-derive v0.4.4 [INFO] [stderr] Checking thiserror v1.0.18 [INFO] [stderr] Checking structopt v0.3.11 [INFO] [stderr] Checking serde_json v1.0.53 [INFO] [stderr] Checking toml v0.5.6 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking tinytemplate v1.0.4 [INFO] [stderr] Checking starship-poc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `set_debug` [INFO] [stdout] --> src/modules/node.rs:5:24 [INFO] [stdout] | [INFO] [stdout] 5 | use cmd_lib::{run_fun, set_debug}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `has` is never used [INFO] [stdout] --> src/modules.rs:26:19 [INFO] [stdout] | [INFO] [stdout] 21 | impl ModuleRegistry { [INFO] [stdout] | ------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 26 | pub(crate) fn has(&self, name: &str) -> bool { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `format` is never read [INFO] [stdout] --> src/modules/character.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct CharacterConfig { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] 29 | #[serde(default)] [INFO] [stdout] 30 | format: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CharacterConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `format` is never read [INFO] [stdout] --> src/modules/directory.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 31 | struct DirectoryConfig { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] 32 | #[serde(default)] [INFO] [stdout] 33 | format: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DirectoryConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_visible` and `inner_module_type` are never used [INFO] [stdout] --> src/modules/module.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl Module { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 17 | pub fn is_visible(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn inner_module_type(&self) -> &dyn ModuleType { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `format` is never read [INFO] [stdout] --> src/modules/newline.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct NewLineConfig { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 29 | #[serde(default)] [INFO] [stdout] 30 | format: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NewLineConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `format` is never read [INFO] [stdout] --> src/modules/rust.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 35 | pub struct RustConfig { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 36 | #[serde(default)] [INFO] [stdout] 37 | format: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RustConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `format` is never read [INFO] [stdout] --> src/modules/node.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 35 | pub struct NodeConfig { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 36 | #[serde(default)] [INFO] [stdout] 37 | format: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NodeConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `status` is never read [INFO] [stdout] --> src/prompt.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct PromptOpts { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 12 | #[structopt(short, long)] [INFO] [stdout] 13 | status: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PromptOpts` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `hg_dir` is never read [INFO] [stdout] --> src/vcs/mercurial.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Mercurial { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 9 | hg_dir: PathBuf, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Mercurial` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking criterion v0.3.2 [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `set_debug` [INFO] [stdout] --> src/modules/node.rs:5:24 [INFO] [stdout] | [INFO] [stdout] 5 | use cmd_lib::{run_fun, set_debug}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `has` is never used [INFO] [stdout] --> src/modules.rs:26:19 [INFO] [stdout] | [INFO] [stdout] 21 | impl ModuleRegistry { [INFO] [stdout] | ------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 26 | pub(crate) fn has(&self, name: &str) -> bool { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `format` is never read [INFO] [stdout] --> src/modules/character.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct CharacterConfig { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] 29 | #[serde(default)] [INFO] [stdout] 30 | format: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CharacterConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `format` is never read [INFO] [stdout] --> src/modules/directory.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 31 | struct DirectoryConfig { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] 32 | #[serde(default)] [INFO] [stdout] 33 | format: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DirectoryConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_visible` and `inner_module_type` are never used [INFO] [stdout] --> src/modules/module.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl Module { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 17 | pub fn is_visible(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn inner_module_type(&self) -> &dyn ModuleType { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `format` is never read [INFO] [stdout] --> src/modules/newline.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct NewLineConfig { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 29 | #[serde(default)] [INFO] [stdout] 30 | format: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NewLineConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `format` is never read [INFO] [stdout] --> src/modules/rust.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 35 | pub struct RustConfig { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 36 | #[serde(default)] [INFO] [stdout] 37 | format: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RustConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `format` is never read [INFO] [stdout] --> src/modules/node.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 35 | pub struct NodeConfig { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 36 | #[serde(default)] [INFO] [stdout] 37 | format: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NodeConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `status` is never read [INFO] [stdout] --> src/prompt.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct PromptOpts { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 12 | #[structopt(short, long)] [INFO] [stdout] 13 | status: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PromptOpts` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `hg_dir` is never read [INFO] [stdout] --> src/vcs/mercurial.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Mercurial { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 9 | hg_dir: PathBuf, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Mercurial` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.57s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "5dddcfd0c9a12a88fe52eb27e402cb722cdd462c32e1cd4b982bb4b151dca656", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5dddcfd0c9a12a88fe52eb27e402cb722cdd462c32e1cd4b982bb4b151dca656", kill_on_drop: false }` [INFO] [stdout] 5dddcfd0c9a12a88fe52eb27e402cb722cdd462c32e1cd4b982bb4b151dca656 [INFO] checking matchai/starship-poc against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatchai%2Fstarship-poc" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/matchai/starship-poc 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 git repo https://github.com/matchai/starship-poc [INFO] finished tweaking git repo https://github.com/matchai/starship-poc [INFO] tweaked toml for git repo https://github.com/matchai/starship-poc written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/matchai/starship-poc 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 10664b32cd0a3efeeb83e58702a722a440612a54f244f108117c4f5866feee7b [INFO] running `Command { std: "docker" "start" "-a" "10664b32cd0a3efeeb83e58702a722a440612a54f244f108117c4f5866feee7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "10664b32cd0a3efeeb83e58702a722a440612a54f244f108117c4f5866feee7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10664b32cd0a3efeeb83e58702a722a440612a54f244f108117c4f5866feee7b", kill_on_drop: false }` [INFO] [stdout] 10664b32cd0a3efeeb83e58702a722a440612a54f244f108117c4f5866feee7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2ec947b88f264ed6b99efddb4d72a6db542b5d82933f320f6dbbb9eecc364fe2 [INFO] running `Command { std: "docker" "start" "-a" "2ec947b88f264ed6b99efddb4d72a6db542b5d82933f320f6dbbb9eecc364fe2", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.11 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling proc-macro-error v0.4.11 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Compiling anyhow v1.0.27 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking once_cell v1.3.1 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking oorandom v11.1.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.3.7/src/exec.rs:836:13 [INFO] [stdout] | [INFO] [stdout] 836 | / match dfa::Fsm::reverse( [INFO] [stdout] 837 | | &self.ro.dfa_reverse, [INFO] [stdout] 838 | | self.cache.value(), [INFO] [stdout] 839 | | false, [INFO] [stdout] ... | [INFO] [stdout] 850 | | Quit => return Some(Quit), [INFO] [stdout] 851 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking plotters v0.2.14 [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] Checking criterion-plot v0.4.2 [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "2ec947b88f264ed6b99efddb4d72a6db542b5d82933f320f6dbbb9eecc364fe2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ec947b88f264ed6b99efddb4d72a6db542b5d82933f320f6dbbb9eecc364fe2", kill_on_drop: false }` [INFO] [stdout] 2ec947b88f264ed6b99efddb4d72a6db542b5d82933f320f6dbbb9eecc364fe2