[INFO] fetching crate colorize 0.1.0...
[INFO] testing colorize-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate colorize 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate colorize 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate colorize 0.1.0
[INFO] finished tweaking crates.io crate colorize 0.1.0
[INFO] tweaked toml for crates.io crate colorize 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: path `/workspace/builds/worker-6/source/src/colorize.rs` was erroneously implicitly accepted for library `colorize`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] e07ddeb255b498fca5e9453a92593d2aab01370712f94009ba5afb53ed4fbc14
[INFO] running `Command { std: "docker" "start" "-a" "e07ddeb255b498fca5e9453a92593d2aab01370712f94009ba5afb53ed4fbc14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e07ddeb255b498fca5e9453a92593d2aab01370712f94009ba5afb53ed4fbc14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e07ddeb255b498fca5e9453a92593d2aab01370712f94009ba5afb53ed4fbc14", kill_on_drop: false }`
[INFO] [stdout] e07ddeb255b498fca5e9453a92593d2aab01370712f94009ba5afb53ed4fbc14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--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] 85dbca1117f6d721f656f063fa849357755efac4cc573c61b3af63bb9d463ca1
[INFO] running `Command { std: "docker" "start" "-a" "85dbca1117f6d721f656f063fa849357755efac4cc573c61b3af63bb9d463ca1", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/colorize.rs` was erroneously implicitly accepted for library `colorize`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr]    Compiling colorize v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `unstable`
[INFO] [stdout]   --> src/colorize.rs:56:10
[INFO] [stdout]    |
[INFO] [stdout] 56 | #![allow(unstable)]
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]   --> src/colorize.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | use std::str::FromStr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/colorize.rs:55:1
[INFO] [stdout]    |
[INFO] [stdout] 55 | #![crate_type = "rlib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]   --> src/colorize.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | #![crate_type = "dylib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "85dbca1117f6d721f656f063fa849357755efac4cc573c61b3af63bb9d463ca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85dbca1117f6d721f656f063fa849357755efac4cc573c61b3af63bb9d463ca1", kill_on_drop: false }`
[INFO] [stdout] 85dbca1117f6d721f656f063fa849357755efac4cc573c61b3af63bb9d463ca1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 2c6f1266dfb157dbf8184bb8a5ea7067bc4bb34e0996171a05e7a40170d4e047
[INFO] running `Command { std: "docker" "start" "-a" "2c6f1266dfb157dbf8184bb8a5ea7067bc4bb34e0996171a05e7a40170d4e047", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/colorize.rs` was erroneously implicitly accepted for library `colorize`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stdout] warning: unknown lint: `unstable`
[INFO] [stdout]   --> src/colorize.rs:56:10
[INFO] [stdout]    |
[INFO] [stdout] 56 | #![allow(unstable)]
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling colorize v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]   --> src/colorize.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | use std::str::FromStr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/colorize.rs:55:1
[INFO] [stdout]    |
[INFO] [stdout] 55 | #![crate_type = "rlib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]   --> src/colorize.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | #![crate_type = "dylib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `unstable`
[INFO] [stdout]   --> src/colorize.rs:56:10
[INFO] [stdout]    |
[INFO] [stdout] 56 | #![allow(unstable)]
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]   --> src/colorize.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | use std::str::FromStr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/colorize.rs:55:1
[INFO] [stdout]    |
[INFO] [stdout] 55 | #![crate_type = "rlib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]   --> src/colorize.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | #![crate_type = "dylib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "2c6f1266dfb157dbf8184bb8a5ea7067bc4bb34e0996171a05e7a40170d4e047", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c6f1266dfb157dbf8184bb8a5ea7067bc4bb34e0996171a05e7a40170d4e047", kill_on_drop: false }`
[INFO] [stdout] 2c6f1266dfb157dbf8184bb8a5ea7067bc4bb34e0996171a05e7a40170d4e047
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6627102f7fb32ef1d279716edf3dd397d0f1e6c86bbf2ceb14cfff29e6b51516
[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" "6627102f7fb32ef1d279716edf3dd397d0f1e6c86bbf2ceb14cfff29e6b51516", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/colorize.rs` was erroneously implicitly accepted for library `colorize`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]   --> src/colorize.rs:56:10
[INFO] [stderr]    |
[INFO] [stderr] 56 | #![allow(unstable)]
[INFO] [stderr]    |          ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]   --> src/colorize.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 | use std::str::FromStr;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]   --> src/colorize.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | #![crate_type = "rlib"]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] note: attribute also specified here
[INFO] [stderr]   --> src/colorize.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | #![crate_type = "dylib"]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: `colorize` (lib) generated 3 warnings
[INFO] [stderr] warning: `colorize` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/colorize-4552dd82bb6c8a29)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/colorize_tests-ce16522e8dd03dcb)
[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] [stderr]    Doc-tests colorize
[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] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/colorize.rs:56:10
[INFO] [stderr]    |
[INFO] [stderr] 56 | #![allow(unstable)]
[INFO] [stderr]    |          ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "6627102f7fb32ef1d279716edf3dd397d0f1e6c86bbf2ceb14cfff29e6b51516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6627102f7fb32ef1d279716edf3dd397d0f1e6c86bbf2ceb14cfff29e6b51516", kill_on_drop: false }`
[INFO] [stdout] 6627102f7fb32ef1d279716edf3dd397d0f1e6c86bbf2ceb14cfff29e6b51516