[INFO] fetching crate ezflags 0.1.3...
[INFO] testing ezflags-0.1.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ezflags 0.1.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ezflags 0.1.3 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 ezflags 0.1.3
[INFO] finished tweaking crates.io crate ezflags 0.1.3
[INFO] tweaked toml for crates.io crate ezflags 0.1.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate ezflags 0.1.3 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 46621c1a6bd0abe03a50e0d5f424df5c1f4aa04649c6740699f39029c8bd7aae
[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" "46621c1a6bd0abe03a50e0d5f424df5c1f4aa04649c6740699f39029c8bd7aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46621c1a6bd0abe03a50e0d5f424df5c1f4aa04649c6740699f39029c8bd7aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46621c1a6bd0abe03a50e0d5f424df5c1f4aa04649c6740699f39029c8bd7aae", kill_on_drop: false }`
[INFO] [stdout] 46621c1a6bd0abe03a50e0d5f424df5c1f4aa04649c6740699f39029c8bd7aae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f6bd63eaba18a627d6379d4d35156c9bb9e9829400ce1e6f3ffd1279524a89ca
[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" "f6bd63eaba18a627d6379d4d35156c9bb9e9829400ce1e6f3ffd1279524a89ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling ezflags v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "f6bd63eaba18a627d6379d4d35156c9bb9e9829400ce1e6f3ffd1279524a89ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6bd63eaba18a627d6379d4d35156c9bb9e9829400ce1e6f3ffd1279524a89ca", kill_on_drop: false }`
[INFO] [stdout] f6bd63eaba18a627d6379d4d35156c9bb9e9829400ce1e6f3ffd1279524a89ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] af35cf4c84cc167ec8f9f3c6d7398c2d1ce0f0eef465871f0ce9d3152a49521b
[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" "af35cf4c84cc167ec8f9f3c6d7398c2d1ce0f0eef465871f0ce9d3152a49521b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ezflags v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "af35cf4c84cc167ec8f9f3c6d7398c2d1ce0f0eef465871f0ce9d3152a49521b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af35cf4c84cc167ec8f9f3c6d7398c2d1ce0f0eef465871f0ce9d3152a49521b", kill_on_drop: false }`
[INFO] [stdout] af35cf4c84cc167ec8f9f3c6d7398c2d1ce0f0eef465871f0ce9d3152a49521b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9c4027dba43c5ecd897e590b37667a8dff4a6000cdd076d9561c11282209ea68
[INFO] running `Command { std: "docker" "start" "-a" "9c4027dba43c5ecd897e590b37667a8dff4a6000cdd076d9561c11282209ea68", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ezflags-2f95fb2ed4783b38
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::needs_help ... ok
[INFO] [stdout] test tests::cannot_parse ... ok
[INFO] [stdout] test tests::test_basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ezflags
[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" "9c4027dba43c5ecd897e590b37667a8dff4a6000cdd076d9561c11282209ea68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c4027dba43c5ecd897e590b37667a8dff4a6000cdd076d9561c11282209ea68", kill_on_drop: false }`
[INFO] [stdout] 9c4027dba43c5ecd897e590b37667a8dff4a6000cdd076d9561c11282209ea68