[INFO] fetching crate simple_encode 0.1.0...
[INFO] testing simple_encode-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate simple_encode 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate simple_encode 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple_encode 0.1.0
[INFO] finished tweaking crates.io crate simple_encode 0.1.0
[INFO] tweaked toml for crates.io crate simple_encode 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9108beecb3a14052412dc97a960c8244de8bfd9b7c6aa3dfa5a7b92892811eee
[INFO] running `Command { std: "docker" "start" "-a" "9108beecb3a14052412dc97a960c8244de8bfd9b7c6aa3dfa5a7b92892811eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9108beecb3a14052412dc97a960c8244de8bfd9b7c6aa3dfa5a7b92892811eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9108beecb3a14052412dc97a960c8244de8bfd9b7c6aa3dfa5a7b92892811eee", kill_on_drop: false }`
[INFO] [stdout] 9108beecb3a14052412dc97a960c8244de8bfd9b7c6aa3dfa5a7b92892811eee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b15d0461afa6f38888570be7b36cdfe067f86bff44afabc34d358a060eae743e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b15d0461afa6f38888570be7b36cdfe067f86bff44afabc34d358a060eae743e", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_encode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]   --> src/lib.rs:26:33
[INFO] [stdout]    |
[INFO] [stdout] 26 |         _ => panic!("Too large: {}\t- Must be <= 15.")
[INFO] [stdout]    |                                 ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]    |
[INFO] [stdout] 26 |         _ => panic!("Too large: {}\t- Must be <= 15.", ...)
[INFO] [stdout]    |                                                      +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 26 |         _ => panic!("{}", "Too large: {}\t- Must be <= 15.")
[INFO] [stdout]    |                     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "b15d0461afa6f38888570be7b36cdfe067f86bff44afabc34d358a060eae743e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b15d0461afa6f38888570be7b36cdfe067f86bff44afabc34d358a060eae743e", kill_on_drop: false }`
[INFO] [stdout] b15d0461afa6f38888570be7b36cdfe067f86bff44afabc34d358a060eae743e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0162d537ee1077cb26b3b90512abe6f4bc29b43c91a4f0dc902340a7bea8c776
[INFO] running `Command { std: "docker" "start" "-a" "0162d537ee1077cb26b3b90512abe6f4bc29b43c91a4f0dc902340a7bea8c776", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_encode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]   --> src/lib.rs:26:33
[INFO] [stdout]    |
[INFO] [stdout] 26 |         _ => panic!("Too large: {}\t- Must be <= 15.")
[INFO] [stdout]    |                                 ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]    |
[INFO] [stdout] 26 |         _ => panic!("Too large: {}\t- Must be <= 15.", ...)
[INFO] [stdout]    |                                                      +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 26 |         _ => panic!("{}", "Too large: {}\t- Must be <= 15.")
[INFO] [stdout]    |                     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]   --> src/lib.rs:26:33
[INFO] [stdout]    |
[INFO] [stdout] 26 |         _ => panic!("Too large: {}\t- Must be <= 15.")
[INFO] [stdout]    |                                 ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]    |
[INFO] [stdout] 26 |         _ => panic!("Too large: {}\t- Must be <= 15.", ...)
[INFO] [stdout]    |                                                      +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 26 |         _ => panic!("{}", "Too large: {}\t- Must be <= 15.")
[INFO] [stdout]    |                     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_encode-2699fb242c4f330e)
[INFO] running `Command { std: "docker" "inspect" "0162d537ee1077cb26b3b90512abe6f4bc29b43c91a4f0dc902340a7bea8c776", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0162d537ee1077cb26b3b90512abe6f4bc29b43c91a4f0dc902340a7bea8c776", kill_on_drop: false }`
[INFO] [stdout] 0162d537ee1077cb26b3b90512abe6f4bc29b43c91a4f0dc902340a7bea8c776
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6d6cf4679fb6c7e26d290a1551ea69b2680267b40543646ad4fb2d08b2320fcb
[INFO] running `Command { std: "docker" "start" "-a" "6d6cf4679fb6c7e26d290a1551ea69b2680267b40543646ad4fb2d08b2320fcb", kill_on_drop: false }`
[INFO] [stderr] warning: panic message contains an unused formatting placeholder
[INFO] [stderr]   --> src/lib.rs:26:33
[INFO] [stderr]    |
[INFO] [stderr] 26 |         _ => panic!("Too large: {}\t- Must be <= 15.")
[INFO] [stderr]    |                                 ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]    = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stderr] help: add the missing argument
[INFO] [stderr]    |
[INFO] [stderr] 26 |         _ => panic!("Too large: {}\t- Must be <= 15.", ...)
[INFO] [stderr]    |                                                      +++++
[INFO] [stderr] help: or add a "{}" format string to use the message literally
[INFO] [stderr]    |
[INFO] [stderr] 26 |         _ => panic!("{}", "Too large: {}\t- Must be <= 15.")
[INFO] [stderr]    |                     +++++
[INFO] [stderr] 
[INFO] [stderr] warning: `simple_encode` (lib) generated 1 warning
[INFO] [stderr] warning: `simple_encode` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_encode-2699fb242c4f330e)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test matasano ... ok
[INFO] [stdout] test test_base64_encode ... ok
[INFO] [stdout] test test_hex_decode ... ok
[INFO] [stdout] test test_base64_decode ... ok
[INFO] [stdout] test test_hex_encode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple_encode
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6d6cf4679fb6c7e26d290a1551ea69b2680267b40543646ad4fb2d08b2320fcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d6cf4679fb6c7e26d290a1551ea69b2680267b40543646ad4fb2d08b2320fcb", kill_on_drop: false }`
[INFO] [stdout] 6d6cf4679fb6c7e26d290a1551ea69b2680267b40543646ad4fb2d08b2320fcb