[INFO] updating cached repository https://github.com/johnabs/stegr [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ed9038006ccd611454ec09bf87f852ef97fff761 [INFO] checking johnabs/stegr against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnabs%2Fstegr" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/johnabs/stegr on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/johnabs/stegr [INFO] finished tweaking git repo https://github.com/johnabs/stegr [INFO] tweaked toml for git repo https://github.com/johnabs/stegr written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/johnabs/stegr already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5309423198f0d824713d4b4117947497dc7364bc8d7ea1e1aeeef2bea222b2ac [INFO] running `"docker" "start" "-a" "5309423198f0d824713d4b4117947497dc7364bc8d7ea1e1aeeef2bea222b2ac"` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking miniz_oxide v0.3.6 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking crc32fast v1.2.0 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-rational v0.2.3 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Checking png v0.15.3 [INFO] [stderr] Checking tiff v0.4.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking block-cipher-trait v0.6.2 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking aes-soft v0.3.3 [INFO] [stderr] Checking twofish v0.2.0 [INFO] [stderr] Checking block-modes v0.3.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking sha2 v0.8.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking aes v0.3.2 [INFO] [stderr] Checking rayon-core v1.7.0 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Compiling hex-literal-impl v0.2.1 [INFO] [stderr] Checking jpeg-decoder v0.1.18 [INFO] [stderr] Checking hex-literal v0.2.1 [INFO] [stderr] Checking image v0.23.0 [INFO] [stderr] Checking stegr v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: unknown format trait `u8` [INFO] [stderr] --> src/encode.rs:83:29 [INFO] [stderr] | [INFO] [stderr] 83 | outstr = format!("{:u8}",) ; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = note: the only appropriate formatting traits are: [INFO] [stderr] - ``, which uses the `Display` trait [INFO] [stderr] - `?`, which uses the `Debug` trait [INFO] [stderr] - `e`, which uses the `LowerExp` trait [INFO] [stderr] - `E`, which uses the `UpperExp` trait [INFO] [stderr] - `o`, which uses the `Octal` trait [INFO] [stderr] - `p`, which uses the `Pointer` trait [INFO] [stderr] - `b`, which uses the `Binary` trait [INFO] [stderr] - `x`, which uses the `LowerHex` trait [INFO] [stderr] - `X`, which uses the `UpperHex` trait [INFO] [stderr] [INFO] [stderr] error: 1 positional argument in format string, but no arguments were given [INFO] [stderr] --> src/encode.rs:83:27 [INFO] [stderr] | [INFO] [stderr] 83 | outstr = format!("{:u8}",) ; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] error: unknown format trait `u8` [INFO] [stderr] --> src/encode.rs:83:29 [INFO] [stderr] | [INFO] [stderr] 83 | outstr = format!("{:u8}",) ; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = note: the only appropriate formatting traits are: [INFO] [stderr] - ``, which uses the `Display` trait [INFO] [stderr] - `?`, which uses the `Debug` trait [INFO] [stderr] - `e`, which uses the `LowerExp` trait [INFO] [stderr] - `E`, which uses the `UpperExp` trait [INFO] [stderr] - `o`, which uses the `Octal` trait [INFO] [stderr] - `p`, which uses the `Pointer` trait [INFO] [stderr] - `b`, which uses the `Binary` trait [INFO] [stderr] - `x`, which uses the `LowerHex` trait [INFO] [stderr] - `X`, which uses the `UpperHex` trait [INFO] [stderr] [INFO] [stderr] error: 1 positional argument in format string, but no arguments were given [INFO] [stderr] --> src/encode.rs:83:27 [INFO] [stderr] | [INFO] [stderr] 83 | outstr = format!("{:u8}",) ; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | #[macro_use] extern crate hex_literal; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | #[macro_use] extern crate hex_literal; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] error[E0277]: the type `std::string::String` cannot be indexed by `usize` [INFO] [stderr] --> src/encode.rs:82:22 [INFO] [stderr] | [INFO] [stderr] 82 | temp = [temp,input[i]].join(""); [INFO] [stderr] | ^^^^^^^^ `std::string::String` cannot be indexed by `usize` [INFO] [stderr] | [INFO] [stderr] = help: the trait `std::ops::Index` is not implemented for `std::string::String` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/encode.rs:82:16 [INFO] [stderr] | [INFO] [stderr] 82 | temp = [temp,input[i]].join(""); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | expected `&str`, found struct `std::string::String` [INFO] [stderr] | help: consider borrowing here: `&[temp,input[i]].join("")` [INFO] [stderr] [INFO] [stderr] error[E0277]: the type `std::string::String` cannot be indexed by `usize` [INFO] [stderr] --> src/encode.rs:82:22 [INFO] [stderr] | [INFO] [stderr] 82 | temp = [temp,input[i]].join(""); [INFO] [stderr] | ^^^^^^^^ `std::string::String` cannot be indexed by `usize` [INFO] [stderr] | [INFO] [stderr] = help: the trait `std::ops::Index` is not implemented for `std::string::String` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/encode.rs:82:16 [INFO] [stderr] | [INFO] [stderr] 82 | temp = [temp,input[i]].join(""); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | expected `&str`, found struct `std::string::String` [INFO] [stderr] | help: consider borrowing here: `&[temp,input[i]].join("")` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/encode.rs:83:18 [INFO] [stderr] | [INFO] [stderr] 83 | outstr = format!("{:u8}",) ; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ expected `&str`, found struct `std::string::String` [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/encode.rs:83:18 [INFO] [stderr] | [INFO] [stderr] 83 | outstr = format!("{:u8}",) ; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ expected `&str`, found struct `std::string::String` [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/encode.rs:81:5 [INFO] [stderr] | [INFO] [stderr] 78 | fn bin_str_to_str(input: String) -> String{ [INFO] [stderr] | ------ expected `std::string::String` because of return type [INFO] [stderr] ... [INFO] [stderr] 81 | / for i in 0..input.chars().count()-1 { [INFO] [stderr] 82 | | temp = [temp,input[i]].join(""); [INFO] [stderr] 83 | | outstr = format!("{:u8}",) ; [INFO] [stderr] 84 | | } [INFO] [stderr] | |_____^ expected struct `std::string::String`, found `()` [INFO] [stderr] [INFO] [stderr] error: aborting due to 6 previous errors; 1 warning emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0277, E0308. [INFO] [stderr] For more information about an error, try `rustc --explain E0277`. [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/encode.rs:81:5 [INFO] [stderr] | [INFO] [stderr] 78 | fn bin_str_to_str(input: String) -> String{ [INFO] [stderr] | ------ expected `std::string::String` because of return type [INFO] [stderr] ... [INFO] [stderr] 81 | / for i in 0..input.chars().count()-1 { [INFO] [stderr] 82 | | temp = [temp,input[i]].join(""); [INFO] [stderr] 83 | | outstr = format!("{:u8}",) ; [INFO] [stderr] 84 | | } [INFO] [stderr] | |_____^ expected struct `std::string::String`, found `()` [INFO] [stderr] [INFO] [stderr] error: aborting due to 6 previous errors; 1 warning emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0277, E0308. [INFO] [stderr] For more information about an error, try `rustc --explain E0277`. [INFO] [stderr] error: could not compile `stegr`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `stegr`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "5309423198f0d824713d4b4117947497dc7364bc8d7ea1e1aeeef2bea222b2ac"` [INFO] running `"docker" "rm" "-f" "5309423198f0d824713d4b4117947497dc7364bc8d7ea1e1aeeef2bea222b2ac"` [INFO] [stdout] 5309423198f0d824713d4b4117947497dc7364bc8d7ea1e1aeeef2bea222b2ac