[INFO] fetching crate cargo-node 0.1.0...
[INFO] testing cargo-node-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate cargo-node 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate cargo-node 0.1.0 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 cargo-node 0.1.0
[INFO] finished tweaking crates.io crate cargo-node 0.1.0
[INFO] tweaked toml for crates.io crate cargo-node 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate cargo-node 0.1.0 already has a lockfile, it will not be regenerated
[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 sigma v0.1.1
[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" "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] [stdout] 382a74382b4993fdbe4bce36438ea799304b85b637578b3cb5c9795fb037d7f4
[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" "382a74382b4993fdbe4bce36438ea799304b85b637578b3cb5c9795fb037d7f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "382a74382b4993fdbe4bce36438ea799304b85b637578b3cb5c9795fb037d7f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "382a74382b4993fdbe4bce36438ea799304b85b637578b3cb5c9795fb037d7f4", kill_on_drop: false }`
[INFO] [stdout] 382a74382b4993fdbe4bce36438ea799304b85b637578b3cb5c9795fb037d7f4
[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" "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] 3479e97d57a5730b5e9a690b8d3b783321241fb55300140778e256a31d6255e8
[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" "3479e97d57a5730b5e9a690b8d3b783321241fb55300140778e256a31d6255e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling pest v2.1.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]    Compiling regex v1.2.1
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling sigma v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling toml v0.5.3
[INFO] [stderr]    Compiling cargo-node v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/builder.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut mode_path = "debug";
[INFO] [stdout]    |             ----^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "3479e97d57a5730b5e9a690b8d3b783321241fb55300140778e256a31d6255e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3479e97d57a5730b5e9a690b8d3b783321241fb55300140778e256a31d6255e8", kill_on_drop: false }`
[INFO] [stdout] 3479e97d57a5730b5e9a690b8d3b783321241fb55300140778e256a31d6255e8
[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" "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] a5a6a2ee7474e82a0ea02ac0bd7a3497426619fecb58dfb005573e7364d94cac
[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" "a5a6a2ee7474e82a0ea02ac0bd7a3497426619fecb58dfb005573e7364d94cac", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-node v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/builder.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut mode_path = "debug";
[INFO] [stdout]    |             ----^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `Command { std: "docker" "inspect" "a5a6a2ee7474e82a0ea02ac0bd7a3497426619fecb58dfb005573e7364d94cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5a6a2ee7474e82a0ea02ac0bd7a3497426619fecb58dfb005573e7364d94cac", kill_on_drop: false }`
[INFO] [stdout] a5a6a2ee7474e82a0ea02ac0bd7a3497426619fecb58dfb005573e7364d94cac
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f01bd4187e61a38ee109004b35c340fd92bb7c3dfac5319aa3ba3366ca909d80
[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" "f01bd4187e61a38ee109004b35c340fd92bb7c3dfac5319aa3ba3366ca909d80", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/builder.rs:39:13
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let mut mode_path = "debug";
[INFO] [stderr]    |             ----^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cargo_node-00ed631a65a353bf
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test config::tests::test_from ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f01bd4187e61a38ee109004b35c340fd92bb7c3dfac5319aa3ba3366ca909d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f01bd4187e61a38ee109004b35c340fd92bb7c3dfac5319aa3ba3366ca909d80", kill_on_drop: false }`
[INFO] [stdout] f01bd4187e61a38ee109004b35c340fd92bb7c3dfac5319aa3ba3366ca909d80