[INFO] fetching crate jarvis 0.3.0... [INFO] checking jarvis-0.3.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3 [INFO] extracting crate jarvis 0.3.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate jarvis 0.3.0 [INFO] finished tweaking crates.io crate jarvis 0.3.0 [INFO] tweaked toml for crates.io crate jarvis 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate jarvis 0.3.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate jarvis 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 978fa860248c5d1406c09c1779a50bff36248df623713eb41f2ce036b0213c65 [INFO] running `Command { std: "docker" "start" "-a" "978fa860248c5d1406c09c1779a50bff36248df623713eb41f2ce036b0213c65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "978fa860248c5d1406c09c1779a50bff36248df623713eb41f2ce036b0213c65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "978fa860248c5d1406c09c1779a50bff36248df623713eb41f2ce036b0213c65", kill_on_drop: false }` [INFO] [stdout] 978fa860248c5d1406c09c1779a50bff36248df623713eb41f2ce036b0213c65 [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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c97cf3e3732046667d18b436a186f1f978e8f5bbe163ab233df9744c968c7a75 [INFO] running `Command { std: "docker" "start" "-a" "c97cf3e3732046667d18b436a186f1f978e8f5bbe163ab233df9744c968c7a75", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Checking serde v0.8.23 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Compiling serde_json v1.0.56 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking rust-ini v0.13.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Checking yaml-rust v0.4.4 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking nom v4.2.3 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking serde_test v0.8.23 [INFO] [stderr] Checking linked-hash-map v0.3.0 [INFO] [stderr] Checking serde-hjson v0.8.2 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking config v0.9.3 [INFO] [stderr] Checking jarvis v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:15:23 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn new (args: &[String]) [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here [INFO] [stdout] 16 | -> Result { [INFO] [stdout] | ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 16 | -> Result, &'static str> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:29:19 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn clone (&self) [INFO] [stdout] | ^^^^^ the lifetime is elided here [INFO] [stdout] 30 | -> Command { [INFO] [stdout] | ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 30 | -> Command<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:15:23 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn new (args: &[String]) [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here [INFO] [stdout] 16 | -> Result { [INFO] [stdout] | ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 16 | -> Result, &'static str> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:29:19 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn clone (&self) [INFO] [stdout] | ^^^^^ the lifetime is elided here [INFO] [stdout] 30 | -> Command { [INFO] [stdout] | ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 30 | -> Command<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:33:21 [INFO] [stdout] | [INFO] [stdout] 33 | args: self.args.clone() [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[String]` does not implement `Clone`, so calling `clone` on `&[String]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:33:21 [INFO] [stdout] | [INFO] [stdout] 33 | args: self.args.clone() [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[String]` does not implement `Clone`, so calling `clone` on `&[String]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.14s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 7` [INFO] running `Command { std: "docker" "inspect" "c97cf3e3732046667d18b436a186f1f978e8f5bbe163ab233df9744c968c7a75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c97cf3e3732046667d18b436a186f1f978e8f5bbe163ab233df9744c968c7a75", kill_on_drop: false }` [INFO] [stdout] c97cf3e3732046667d18b436a186f1f978e8f5bbe163ab233df9744c968c7a75