[INFO] fetching crate siter 0.1.1... [INFO] checking siter-0.1.1 against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249 [INFO] extracting crate siter 0.1.1 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate siter 0.1.1 on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate siter 0.1.1 [INFO] finished tweaking crates.io crate siter 0.1.1 [INFO] tweaked toml for crates.io crate siter 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate siter 0.1.1 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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4c6a5fb00142395db355099138d863165ffc415910398c7016ec401ccc87818b [INFO] running `Command { std: "docker" "start" "-a" "4c6a5fb00142395db355099138d863165ffc415910398c7016ec401ccc87818b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c6a5fb00142395db355099138d863165ffc415910398c7016ec401ccc87818b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c6a5fb00142395db355099138d863165ffc415910398c7016ec401ccc87818b", kill_on_drop: false }` [INFO] [stdout] 4c6a5fb00142395db355099138d863165ffc415910398c7016ec401ccc87818b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f7967e9fdef82d920fccfc8d3a341f8e782534625d50514d48c706b4c62a30fc [INFO] running `Command { std: "docker" "start" "-a" "f7967e9fdef82d920fccfc8d3a341f8e782534625d50514d48c706b4c62a30fc", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling anyhow v1.0.51 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling crc32fast v1.3.0 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking weezl v0.1.5 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling ryu v1.0.6 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Compiling pulldown-cmark v0.7.2 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.15 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Checking gif v0.11.3 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking imagesize v0.8.8 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking gobble v0.6.3 [INFO] [stderr] Checking err_tools v0.1.1 [INFO] [stderr] Checking clap_conf v0.1.5 [INFO] [stderr] Checking card_format v0.1.0 [INFO] [stderr] Checking templito v0.1.1 [INFO] [stderr] Checking siter v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this conversion is useless `Result` to `Result` [INFO] [stdout] --> src/m_exec.rs:20:16 [INFO] [stdout] | [INFO] [stdout] 20 | return TreeTemplate::from_str(t).into(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `Result` to `Result` [INFO] [stdout] --> src/m_exec.rs:26:16 [INFO] [stdout] | [INFO] [stdout] 26 | return TreeTemplate::from_str(&s).into(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `Result` to `Result` [INFO] [stdout] --> src/m_exec.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | TreeTemplate::from_str(&s).into() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:100:34 [INFO] [stdout] | [INFO] [stdout] 100 | let rootbuf = root_folder.clone(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Path` does not implement `Clone`, so calling `clone` on `&Path` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 100 - let rootbuf = root_folder.clone(); [INFO] [stdout] 100 + let rootbuf = root_folder; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `Result` to `Result` [INFO] [stdout] --> src/m_exec.rs:20:16 [INFO] [stdout] | [INFO] [stdout] 20 | return TreeTemplate::from_str(t).into(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `Result` to `Result` [INFO] [stdout] --> src/m_exec.rs:26:16 [INFO] [stdout] | [INFO] [stdout] 26 | return TreeTemplate::from_str(&s).into(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `Result` to `Result` [INFO] [stdout] --> src/m_exec.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | TreeTemplate::from_str(&s).into() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:100:34 [INFO] [stdout] | [INFO] [stdout] 100 | let rootbuf = root_folder.clone(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Path` does not implement `Clone`, so calling `clone` on `&Path` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 100 - let rootbuf = root_folder.clone(); [INFO] [stdout] 100 + let rootbuf = root_folder; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `siter` (bin "siter" test) due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `siter` (bin "siter") due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "f7967e9fdef82d920fccfc8d3a341f8e782534625d50514d48c706b4c62a30fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7967e9fdef82d920fccfc8d3a341f8e782534625d50514d48c706b4c62a30fc", kill_on_drop: false }` [INFO] [stdout] f7967e9fdef82d920fccfc8d3a341f8e782534625d50514d48c706b4c62a30fc