[INFO] updating cached repository kardeiz/rayon-issue [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/kardeiz/rayon-issue [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/kardeiz/rayon-issue" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/kardeiz/rayon-issue"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/kardeiz/rayon-issue'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/kardeiz/rayon-issue" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/kardeiz/rayon-issue"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/kardeiz/rayon-issue'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a7574ecc4b00d990e5aee2a321609d0982cc23fc [INFO] sha for GitHub repo kardeiz/rayon-issue: a7574ecc4b00d990e5aee2a321609d0982cc23fc [INFO] validating manifest of kardeiz/rayon-issue on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of kardeiz/rayon-issue on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing kardeiz/rayon-issue [INFO] finished frobbing kardeiz/rayon-issue [INFO] frobbed toml for kardeiz/rayon-issue written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/kardeiz/rayon-issue/Cargo.toml [INFO] started frobbing kardeiz/rayon-issue [INFO] finished frobbing kardeiz/rayon-issue [INFO] frobbed toml for kardeiz/rayon-issue written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/kardeiz/rayon-issue/Cargo.toml [INFO] crate kardeiz/rayon-issue already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking kardeiz/rayon-issue against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-5/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/kardeiz/rayon-issue:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 30fdcd98287af7f02e9c3725937a0d9274af968fe495cb840ee66500bdc7f5b5 [INFO] running `"docker" "start" "-a" "30fdcd98287af7f02e9c3725937a0d9274af968fe495cb840ee66500bdc7f5b5"` [INFO] [stderr] Checking num_cpus v1.2.1 [INFO] [stderr] Compiling syn v0.11.8 [INFO] [stderr] Checking serde_json v0.9.9 [INFO] [stderr] Checking rust-crypto v0.2.36 [INFO] [stderr] Checking rayon v0.6.0 [INFO] [stderr] Compiling serde_codegen_internals v0.14.1 [INFO] [stderr] Compiling serde_derive v0.9.11 [INFO] [stderr] Checking rayon-issue v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:17:22 [INFO] [stderr] | [INFO] [stderr] 17 | pub type Error = Box<::std::error::Error + Send + Sync>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send + Sync` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/main.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `PathBuf` [INFO] [stderr] --> src/main.rs:21:23 [INFO] [stderr] | [INFO] [stderr] 21 | use std::path::{Path, PathBuf}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `field_init_shorthand` has been stable since 1.17.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(field_init_shorthand)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:5:12 [INFO] [stderr] | [INFO] [stderr] 5 | #![feature(associated_consts)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:7:12 [INFO] [stderr] | [INFO] [stderr] 7 | #![feature(conservative_impl_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(try_from)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` in tuple element 0 that must be used [INFO] [stderr] --> src/main.rs:64:5 [INFO] [stderr] | [INFO] [stderr] 64 | / ::rayon::join( [INFO] [stderr] 65 | | || ::rayon::join( [INFO] [stderr] 66 | | || thumbnail(&new_path, 1, &folder), [INFO] [stderr] 67 | | || thumbnail(&new_path, 2, &folder) [INFO] [stderr] ... | [INFO] [stderr] 72 | | ) [INFO] [stderr] 73 | | ); [INFO] [stderr] | |______^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` in tuple element 1 that must be used [INFO] [stderr] --> src/main.rs:64:5 [INFO] [stderr] | [INFO] [stderr] 64 | / ::rayon::join( [INFO] [stderr] 65 | | || ::rayon::join( [INFO] [stderr] 66 | | || thumbnail(&new_path, 1, &folder), [INFO] [stderr] 67 | | || thumbnail(&new_path, 2, &folder) [INFO] [stderr] ... | [INFO] [stderr] 72 | | ) [INFO] [stderr] 73 | | ); [INFO] [stderr] | |______^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` in tuple element 0 that must be used [INFO] [stderr] --> src/main.rs:64:5 [INFO] [stderr] | [INFO] [stderr] 64 | / ::rayon::join( [INFO] [stderr] 65 | | || ::rayon::join( [INFO] [stderr] 66 | | || thumbnail(&new_path, 1, &folder), [INFO] [stderr] 67 | | || thumbnail(&new_path, 2, &folder) [INFO] [stderr] ... | [INFO] [stderr] 72 | | ) [INFO] [stderr] 73 | | ); [INFO] [stderr] | |______^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` in tuple element 0 that must be used [INFO] [stderr] --> src/main.rs:76:5 [INFO] [stderr] | [INFO] [stderr] 76 | / ::rayon::join( [INFO] [stderr] 77 | | || thumbnail(&new_path, 5, &folder), [INFO] [stderr] 78 | | || thumbnail(&new_path, 6, &folder) [INFO] [stderr] 79 | | ); [INFO] [stderr] | |______^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` in tuple element 1 that must be used [INFO] [stderr] --> src/main.rs:76:5 [INFO] [stderr] | [INFO] [stderr] 76 | / ::rayon::join( [INFO] [stderr] 77 | | || thumbnail(&new_path, 5, &folder), [INFO] [stderr] 78 | | || thumbnail(&new_path, 6, &folder) [INFO] [stderr] 79 | | ); [INFO] [stderr] | |______^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:17:22 [INFO] [stderr] | [INFO] [stderr] 17 | pub type Error = Box<::std::error::Error + Send + Sync>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send + Sync` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/main.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `PathBuf` [INFO] [stderr] --> src/main.rs:21:23 [INFO] [stderr] | [INFO] [stderr] 21 | use std::path::{Path, PathBuf}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `field_init_shorthand` has been stable since 1.17.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(field_init_shorthand)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:5:12 [INFO] [stderr] | [INFO] [stderr] 5 | #![feature(associated_consts)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:7:12 [INFO] [stderr] | [INFO] [stderr] 7 | #![feature(conservative_impl_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(try_from)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` in tuple element 0 that must be used [INFO] [stderr] --> src/main.rs:64:5 [INFO] [stderr] | [INFO] [stderr] 64 | / ::rayon::join( [INFO] [stderr] 65 | | || ::rayon::join( [INFO] [stderr] 66 | | || thumbnail(&new_path, 1, &folder), [INFO] [stderr] 67 | | || thumbnail(&new_path, 2, &folder) [INFO] [stderr] ... | [INFO] [stderr] 72 | | ) [INFO] [stderr] 73 | | ); [INFO] [stderr] | |______^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` in tuple element 1 that must be used [INFO] [stderr] --> src/main.rs:64:5 [INFO] [stderr] | [INFO] [stderr] 64 | / ::rayon::join( [INFO] [stderr] 65 | | || ::rayon::join( [INFO] [stderr] 66 | | || thumbnail(&new_path, 1, &folder), [INFO] [stderr] 67 | | || thumbnail(&new_path, 2, &folder) [INFO] [stderr] ... | [INFO] [stderr] 72 | | ) [INFO] [stderr] 73 | | ); [INFO] [stderr] | |______^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` in tuple element 0 that must be used [INFO] [stderr] --> src/main.rs:64:5 [INFO] [stderr] | [INFO] [stderr] 64 | / ::rayon::join( [INFO] [stderr] 65 | | || ::rayon::join( [INFO] [stderr] 66 | | || thumbnail(&new_path, 1, &folder), [INFO] [stderr] 67 | | || thumbnail(&new_path, 2, &folder) [INFO] [stderr] ... | [INFO] [stderr] 72 | | ) [INFO] [stderr] 73 | | ); [INFO] [stderr] | |______^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` in tuple element 0 that must be used [INFO] [stderr] --> src/main.rs:76:5 [INFO] [stderr] | [INFO] [stderr] 76 | / ::rayon::join( [INFO] [stderr] 77 | | || thumbnail(&new_path, 5, &folder), [INFO] [stderr] 78 | | || thumbnail(&new_path, 6, &folder) [INFO] [stderr] 79 | | ); [INFO] [stderr] | |______^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` in tuple element 1 that must be used [INFO] [stderr] --> src/main.rs:76:5 [INFO] [stderr] | [INFO] [stderr] 76 | / ::rayon::join( [INFO] [stderr] 77 | | || thumbnail(&new_path, 5, &folder), [INFO] [stderr] 78 | | || thumbnail(&new_path, 6, &folder) [INFO] [stderr] 79 | | ); [INFO] [stderr] | |______^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.92s [INFO] running `"docker" "inspect" "30fdcd98287af7f02e9c3725937a0d9274af968fe495cb840ee66500bdc7f5b5"` [INFO] running `"docker" "rm" "-f" "30fdcd98287af7f02e9c3725937a0d9274af968fe495cb840ee66500bdc7f5b5"` [INFO] [stdout] 30fdcd98287af7f02e9c3725937a0d9274af968fe495cb840ee66500bdc7f5b5