[INFO] fetching crate byte_units 0.1.3...
[INFO] testing byte_units-0.1.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate byte_units 0.1.3 into /workspace/builds/worker-117/source
[INFO] validating manifest of crates.io crate byte_units 0.1.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate byte_units 0.1.3
[INFO] finished tweaking crates.io crate byte_units 0.1.3
[INFO] tweaked toml for crates.io crate byte_units 0.1.3 written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62028e36bc4ffe9dd03fbc292757c548c3b7ae685b25c589b555cbf4fa54e3f3
[INFO] running `Command { std: "docker" "start" "-a" "62028e36bc4ffe9dd03fbc292757c548c3b7ae685b25c589b555cbf4fa54e3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62028e36bc4ffe9dd03fbc292757c548c3b7ae685b25c589b555cbf4fa54e3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62028e36bc4ffe9dd03fbc292757c548c3b7ae685b25c589b555cbf4fa54e3f3", kill_on_drop: false }`
[INFO] [stdout] 62028e36bc4ffe9dd03fbc292757c548c3b7ae685b25c589b555cbf4fa54e3f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0102d08d8e89103b5e0e86f9be7c8972b282f04f085c00b1f22e6cd11ddc7b05
[INFO] running `Command { std: "docker" "start" "-a" "0102d08d8e89103b5e0e86f9be7c8972b282f04f085c00b1f22e6cd11ddc7b05", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling byte_units v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::errors::*`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use self::errors::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `kB` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct kB(pub f64);
[INFO] [stdout]    |            ^^ help: convert the identifier to upper camel case (notice the capitalization): `KB`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.21s
[INFO] running `Command { std: "docker" "inspect" "0102d08d8e89103b5e0e86f9be7c8972b282f04f085c00b1f22e6cd11ddc7b05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0102d08d8e89103b5e0e86f9be7c8972b282f04f085c00b1f22e6cd11ddc7b05", kill_on_drop: false }`
[INFO] [stdout] 0102d08d8e89103b5e0e86f9be7c8972b282f04f085c00b1f22e6cd11ddc7b05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02e0ad288a7a0b7da6e8b7c364b3a32ea51c722e2ce10b1a2620047763609b26
[INFO] running `Command { std: "docker" "start" "-a" "02e0ad288a7a0b7da6e8b7c364b3a32ea51c722e2ce10b1a2620047763609b26", kill_on_drop: false }`
[INFO] [stderr]    Compiling byte_units v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::errors::*`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use self::errors::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `kB` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct kB(pub f64);
[INFO] [stdout]    |            ^^ help: convert the identifier to upper camel case (notice the capitalization): `KB`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::errors::*`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use self::errors::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `kB` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct kB(pub f64);
[INFO] [stdout]    |            ^^ help: convert the identifier to upper camel case (notice the capitalization): `KB`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "02e0ad288a7a0b7da6e8b7c364b3a32ea51c722e2ce10b1a2620047763609b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02e0ad288a7a0b7da6e8b7c364b3a32ea51c722e2ce10b1a2620047763609b26", kill_on_drop: false }`
[INFO] [stdout] 02e0ad288a7a0b7da6e8b7c364b3a32ea51c722e2ce10b1a2620047763609b26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fda512693731a07ebac1c7a100de7e76d9becb082e6a6aa8d7d93ad8d51d442a
[INFO] running `Command { std: "docker" "start" "-a" "fda512693731a07ebac1c7a100de7e76d9becb082e6a6aa8d7d93ad8d51d442a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `self::errors::*`
[INFO] [stderr]   --> src/lib.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use self::errors::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `kB` should have an upper camel case name
[INFO] [stderr]   --> src/lib.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct kB(pub f64);
[INFO] [stderr]    |            ^^ help: convert the identifier to upper camel case (notice the capitalization): `KB`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `byte_units` (lib) generated 2 warnings
[INFO] [stderr] warning: `byte_units` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/byte_units-aea0ceeea81dc7f0)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests byte_units
[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: type `kB` should have an upper camel case name
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct kB(pub f64);
[INFO] [stderr]    |            ^^ help: convert the identifier to upper camel case (notice the capitalization): `KB`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` 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" "fda512693731a07ebac1c7a100de7e76d9becb082e6a6aa8d7d93ad8d51d442a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fda512693731a07ebac1c7a100de7e76d9becb082e6a6aa8d7d93ad8d51d442a", kill_on_drop: false }`
[INFO] [stdout] fda512693731a07ebac1c7a100de7e76d9becb082e6a6aa8d7d93ad8d51d442a