[INFO] fetching crate discord-snowflake-info 1.2.0...
[INFO] testing discord-snowflake-info-1.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate discord-snowflake-info 1.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate discord-snowflake-info 1.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate discord-snowflake-info 1.2.0
[INFO] finished tweaking crates.io crate discord-snowflake-info 1.2.0
[INFO] tweaked toml for crates.io crate discord-snowflake-info 1.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate discord-snowflake-info 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6fbb337d11d7ab672742090aa692a99fea8451ec6b2ffdd84b5876272499a84
[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" "c6fbb337d11d7ab672742090aa692a99fea8451ec6b2ffdd84b5876272499a84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6fbb337d11d7ab672742090aa692a99fea8451ec6b2ffdd84b5876272499a84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6fbb337d11d7ab672742090aa692a99fea8451ec6b2ffdd84b5876272499a84", kill_on_drop: false }`
[INFO] [stdout] c6fbb337d11d7ab672742090aa692a99fea8451ec6b2ffdd84b5876272499a84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8c9e0c57b7eb0aa87dd0f01cdc9be69fbbffd96f06ccf2f0137c66cf71640cb
[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" "a8c9e0c57b7eb0aa87dd0f01cdc9be69fbbffd96f06ccf2f0137c66cf71640cb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling discord-snowflake-info v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new_u64`
[INFO] [stdout]  --> src/main.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new_u64(raw: u64) -> Option<Self> {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 1.64s
[INFO] running `Command { std: "docker" "inspect" "a8c9e0c57b7eb0aa87dd0f01cdc9be69fbbffd96f06ccf2f0137c66cf71640cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8c9e0c57b7eb0aa87dd0f01cdc9be69fbbffd96f06ccf2f0137c66cf71640cb", kill_on_drop: false }`
[INFO] [stdout] a8c9e0c57b7eb0aa87dd0f01cdc9be69fbbffd96f06ccf2f0137c66cf71640cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 294a6c11eefefa1559acd34b9aeac6759359aa55515ea18ae39988faed98e385
[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" "294a6c11eefefa1559acd34b9aeac6759359aa55515ea18ae39988faed98e385", kill_on_drop: false }`
[INFO] [stderr]    Compiling discord-snowflake-info v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new_u64`
[INFO] [stdout]  --> src/main.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new_u64(raw: u64) -> Option<Self> {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 1.02s
[INFO] running `Command { std: "docker" "inspect" "294a6c11eefefa1559acd34b9aeac6759359aa55515ea18ae39988faed98e385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "294a6c11eefefa1559acd34b9aeac6759359aa55515ea18ae39988faed98e385", kill_on_drop: false }`
[INFO] [stdout] 294a6c11eefefa1559acd34b9aeac6759359aa55515ea18ae39988faed98e385
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] be5538b9945c4f574368d8c4005ebc6fd344fc66b9218e3d891060dc41ec69d8
[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" "be5538b9945c4f574368d8c4005ebc6fd344fc66b9218e3d891060dc41ec69d8", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `new_u64`
[INFO] [stderr]  --> src/main.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new_u64(raw: u64) -> Option<Self> {
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/discord_snowflake_info-c486c7f208f40090
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "be5538b9945c4f574368d8c4005ebc6fd344fc66b9218e3d891060dc41ec69d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be5538b9945c4f574368d8c4005ebc6fd344fc66b9218e3d891060dc41ec69d8", kill_on_drop: false }`
[INFO] [stdout] be5538b9945c4f574368d8c4005ebc6fd344fc66b9218e3d891060dc41ec69d8