[INFO] fetching crate ribozyme 0.4.0...
[INFO] testing ribozyme-0.4.0 against 1.52.1 for beta-1.52-2
[INFO] extracting crate ribozyme 0.4.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate ribozyme 0.4.0 on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ribozyme 0.4.0
[INFO] finished tweaking crates.io crate ribozyme 0.4.0
[INFO] tweaked toml for crates.io crate ribozyme 0.4.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate ribozyme 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39d91f5ad859b071307af01bad2f945f8b72796cbf230e79aebc781749d29056
[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" "39d91f5ad859b071307af01bad2f945f8b72796cbf230e79aebc781749d29056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39d91f5ad859b071307af01bad2f945f8b72796cbf230e79aebc781749d29056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39d91f5ad859b071307af01bad2f945f8b72796cbf230e79aebc781749d29056", kill_on_drop: false }`
[INFO] [stdout] 39d91f5ad859b071307af01bad2f945f8b72796cbf230e79aebc781749d29056
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0b6b7732d318c7cce6a3eb48ffd88888b6149607a18ed31c7b6ff5ae207b18a
[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" "e0b6b7732d318c7cce6a3eb48ffd88888b6149607a18ed31c7b6ff5ae207b18a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling podio v0.1.7
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling zip v0.5.6
[INFO] [stderr]    Compiling zip-extensions v0.4.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]    Compiling superfusion v0.1.4
[INFO] [stderr]    Compiling structopt v0.3.15
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling ribozyme v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `BlockState`
[INFO] [stdout]   --> src/namespace/mod.rs:13:2
[INFO] [stdout]    |
[INFO] [stdout] 13 |     BlockState,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Lang`
[INFO] [stdout]   --> src/namespace/mod.rs:16:2
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Lang,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Font`
[INFO] [stdout]   --> src/namespace/mod.rs:17:2
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Font,
[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 1m 14s
[INFO] running `Command { std: "docker" "inspect" "e0b6b7732d318c7cce6a3eb48ffd88888b6149607a18ed31c7b6ff5ae207b18a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0b6b7732d318c7cce6a3eb48ffd88888b6149607a18ed31c7b6ff5ae207b18a", kill_on_drop: false }`
[INFO] [stdout] e0b6b7732d318c7cce6a3eb48ffd88888b6149607a18ed31c7b6ff5ae207b18a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6920c79222288d6898655e9afe579fdeb2587e3cabc160964f679abb79762dbd
[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" "6920c79222288d6898655e9afe579fdeb2587e3cabc160964f679abb79762dbd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ribozyme v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `BlockState`
[INFO] [stdout]   --> src/namespace/mod.rs:13:2
[INFO] [stdout]    |
[INFO] [stdout] 13 |     BlockState,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Lang`
[INFO] [stdout]   --> src/namespace/mod.rs:16:2
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Lang,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Font`
[INFO] [stdout]   --> src/namespace/mod.rs:17:2
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Font,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.01s
[INFO] running `Command { std: "docker" "inspect" "6920c79222288d6898655e9afe579fdeb2587e3cabc160964f679abb79762dbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6920c79222288d6898655e9afe579fdeb2587e3cabc160964f679abb79762dbd", kill_on_drop: false }`
[INFO] [stdout] 6920c79222288d6898655e9afe579fdeb2587e3cabc160964f679abb79762dbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a951236fb26bbc24e452e483da9d59d5f34d538327ae1b214dd508fa293d5173
[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" "a951236fb26bbc24e452e483da9d59d5f34d538327ae1b214dd508fa293d5173", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `BlockState`
[INFO] [stderr]   --> src/namespace/mod.rs:13:2
[INFO] [stderr]    |
[INFO] [stderr] 13 |     BlockState,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Lang`
[INFO] [stderr]   --> src/namespace/mod.rs:16:2
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Lang,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Font`
[INFO] [stderr]   --> src/namespace/mod.rs:17:2
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Font,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ribozyme-e4b7ac0fdae84f05)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test namespace::tests::namespace_1 ... ok
[INFO] [stdout] test namespace::tests::namespace_10 ... ok
[INFO] [stdout] test namespace::tests::namespace_13 ... ok
[INFO] [stdout] test namespace::tests::namespace_20 ... ok
[INFO] [stdout] test namespace::tests::namespace_17 ... ok
[INFO] [stdout] test namespace::tests::namespace_9 ... ok
[INFO] [stdout] test namespace::tests::namespace_3 ... ok
[INFO] [stdout] test namespace::tests::namespace_16 ... ok
[INFO] [stdout] test namespace::tests::namespace_18 ... ok
[INFO] [stdout] test namespace::tests::namespace_19 ... ok
[INFO] [stdout] test namespace::tests::namespace_2 ... ok
[INFO] [stdout] test namespace::tests::namespace_8 ... ok
[INFO] [stdout] test namespace::tests::namespace_12 ... ok
[INFO] [stdout] test namespace::tests::namespace_15 ... ok
[INFO] [stdout] test namespace::tests::namespace_4 ... ok
[INFO] [stdout] test namespace::tests::namespace_5 ... ok
[INFO] [stdout] test namespace::tests::namespace_7 ... ok
[INFO] [stdout] test namespace::tests::namespace_6 ... ok
[INFO] [stdout] test namespace::tests::namespace_14 ... ok
[INFO] [stdout] test namespace::tests::namespace_11 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a951236fb26bbc24e452e483da9d59d5f34d538327ae1b214dd508fa293d5173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a951236fb26bbc24e452e483da9d59d5f34d538327ae1b214dd508fa293d5173", kill_on_drop: false }`
[INFO] [stdout] a951236fb26bbc24e452e483da9d59d5f34d538327ae1b214dd508fa293d5173