[INFO] fetching crate bytebuff 0.1.1...
[INFO] testing bytebuff-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate bytebuff 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate bytebuff 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bytebuff 0.1.1
[INFO] finished tweaking crates.io crate bytebuff 0.1.1
[INFO] tweaked toml for crates.io crate bytebuff 0.1.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded marshall_derive v0.1.1
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 13aa590fa4f9ddc969393148dc0c550bde419fbaeb34773c21161cd2efcc204e
[INFO] running `Command { std: "docker" "start" "-a" "13aa590fa4f9ddc969393148dc0c550bde419fbaeb34773c21161cd2efcc204e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13aa590fa4f9ddc969393148dc0c550bde419fbaeb34773c21161cd2efcc204e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13aa590fa4f9ddc969393148dc0c550bde419fbaeb34773c21161cd2efcc204e", kill_on_drop: false }`
[INFO] [stdout] 13aa590fa4f9ddc969393148dc0c550bde419fbaeb34773c21161cd2efcc204e
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 350d658c0e3ce3337ba2c62a5f51f663de8631599a79924da1b92e9620404197
[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" "350d658c0e3ce3337ba2c62a5f51f663de8631599a79924da1b92e9620404197", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling marshall_derive v0.1.1
[INFO] [stderr]    Compiling bytebuff v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ByteBuff`, `Interface`
[INFO] [stdout]    --> src/lib.rs:342:17
[INFO] [stdout]     |
[INFO] [stdout] 342 |     use crate::{ByteBuff, Interface};
[INFO] [stdout]     |                 ^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Marshall`
[INFO] [stdout]    --> src/lib.rs:343:9
[INFO] [stdout]     |
[INFO] [stdout] 343 |     use crate::Marshall;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `marshall_derive::Marshall`
[INFO] [stdout]    --> src/lib.rs:344:9
[INFO] [stdout]     |
[INFO] [stdout] 344 |     use marshall_derive::Marshall;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.19s
[INFO] running `Command { std: "docker" "inspect" "350d658c0e3ce3337ba2c62a5f51f663de8631599a79924da1b92e9620404197", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "350d658c0e3ce3337ba2c62a5f51f663de8631599a79924da1b92e9620404197", kill_on_drop: false }`
[INFO] [stdout] 350d658c0e3ce3337ba2c62a5f51f663de8631599a79924da1b92e9620404197
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73e7188fd391808feb874ecb0a7f6427bcfef1b322cd0573252a288de0ec9634
[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" "73e7188fd391808feb874ecb0a7f6427bcfef1b322cd0573252a288de0ec9634", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytebuff v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ByteBuff`, `Interface`
[INFO] [stdout]    --> src/lib.rs:342:17
[INFO] [stdout]     |
[INFO] [stdout] 342 |     use crate::{ByteBuff, Interface};
[INFO] [stdout]     |                 ^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Marshall`
[INFO] [stdout]    --> src/lib.rs:343:9
[INFO] [stdout]     |
[INFO] [stdout] 343 |     use crate::Marshall;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `marshall_derive::Marshall`
[INFO] [stdout]    --> src/lib.rs:344:9
[INFO] [stdout]     |
[INFO] [stdout] 344 |     use marshall_derive::Marshall;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Marshall`
[INFO] [stdout]    --> src/lib.rs:343:9
[INFO] [stdout]     |
[INFO] [stdout] 343 |     use crate::Marshall;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `marshall_derive::Marshall`
[INFO] [stdout]    --> src/lib.rs:344:9
[INFO] [stdout]     |
[INFO] [stdout] 344 |     use marshall_derive::Marshall;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "73e7188fd391808feb874ecb0a7f6427bcfef1b322cd0573252a288de0ec9634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e7188fd391808feb874ecb0a7f6427bcfef1b322cd0573252a288de0ec9634", kill_on_drop: false }`
[INFO] [stdout] 73e7188fd391808feb874ecb0a7f6427bcfef1b322cd0573252a288de0ec9634
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61380c8c0d127a64fe4d35e462a64b74df401e9e5f8d8c8e100bb8dd6d9344bd
[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" "61380c8c0d127a64fe4d35e462a64b74df401e9e5f8d8c8e100bb8dd6d9344bd", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `ByteBuff`, `Interface`
[INFO] [stdout] 
[INFO] [stderr]    --> src/lib.rs:342:17
[INFO] [stdout] running 2 tests
[INFO] [stderr]     |
[INFO] [stderr] 342 |     use crate::{ByteBuff, Interface};
[INFO] [stderr]     |                 ^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::Marshall`
[INFO] [stderr]    --> src/lib.rs:343:9
[INFO] [stderr]     |
[INFO] [stderr] 343 |     use crate::Marshall;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `marshall_derive::Marshall`
[INFO] [stderr]    --> src/lib.rs:344:9
[INFO] [stderr]     |
[INFO] [stderr] 344 |     use marshall_derive::Marshall;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::Marshall`
[INFO] [stderr]    --> src/lib.rs:343:9
[INFO] [stderr]     |
[INFO] [stderr] 343 |     use crate::Marshall;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `marshall_derive::Marshall`
[INFO] [stderr]    --> src/lib.rs:344:9
[INFO] [stderr]     |
[INFO] [stderr] 344 |     use marshall_derive::Marshall;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bytebuff-3bc6069d2de24d05
[INFO] [stdout] test tests::split_test ... ok
[INFO] [stderr]    Doc-tests bytebuff
[INFO] [stdout] test tests::write_read_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - ByteBuff (line 108) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "61380c8c0d127a64fe4d35e462a64b74df401e9e5f8d8c8e100bb8dd6d9344bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61380c8c0d127a64fe4d35e462a64b74df401e9e5f8d8c8e100bb8dd6d9344bd", kill_on_drop: false }`
[INFO] [stdout] 61380c8c0d127a64fe4d35e462a64b74df401e9e5f8d8c8e100bb8dd6d9344bd