[INFO] fetching crate cargo-diet 1.2.0...
[INFO] testing cargo-diet-1.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate cargo-diet 1.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cargo-diet 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 cargo-diet 1.2.0
[INFO] finished tweaking crates.io crate cargo-diet 1.2.0
[INFO] tweaked toml for crates.io crate cargo-diet 1.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate cargo-diet 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] [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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f02ea38fe6b2554ee55a27a7c67e88ccd93885a02feb0e77ecf9eac8b746d656
[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" "f02ea38fe6b2554ee55a27a7c67e88ccd93885a02feb0e77ecf9eac8b746d656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f02ea38fe6b2554ee55a27a7c67e88ccd93885a02feb0e77ecf9eac8b746d656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f02ea38fe6b2554ee55a27a7c67e88ccd93885a02feb0e77ecf9eac8b746d656", kill_on_drop: false }`
[INFO] [stdout] f02ea38fe6b2554ee55a27a7c67e88ccd93885a02feb0e77ecf9eac8b746d656
[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" "+1.49.0" "build" "--frozen" "--message-format=json", 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] 7f11176442cbb7e7e1b55785f10ed54eb4cd86c476a5194dbc72bf66d569be32
[INFO] running `Command { std: "docker" "start" "-a" "7f11176442cbb7e7e1b55785f10ed54eb4cd86c476a5194dbc72bf66d569be32", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling argh_shared v0.1.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling ascii_table v3.0.1
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling bytesize v1.0.1
[INFO] [stderr]    Compiling byte-unit v3.1.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling filetime v0.2.10
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling termsize v0.1.6
[INFO] [stderr]    Compiling tar v0.4.29
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]    Compiling globset v0.4.5
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling locate-cargo-manifest v0.2.0
[INFO] [stderr]    Compiling argh v0.1.3
[INFO] [stderr]    Compiling toml_edit v0.2.0
[INFO] [stderr]    Compiling criner-waste-report v0.1.4
[INFO] [stderr]    Compiling cargo-diet v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 16s
[INFO] running `Command { std: "docker" "inspect" "7f11176442cbb7e7e1b55785f10ed54eb4cd86c476a5194dbc72bf66d569be32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f11176442cbb7e7e1b55785f10ed54eb4cd86c476a5194dbc72bf66d569be32", kill_on_drop: false }`
[INFO] [stdout] 7f11176442cbb7e7e1b55785f10ed54eb4cd86c476a5194dbc72bf66d569be32
[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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", 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] 728f0a7563a67f78078cc8bd6597d46478cf8fe1798be6f9afcae6de87e73709
[INFO] running `Command { std: "docker" "start" "-a" "728f0a7563a67f78078cc8bd6597d46478cf8fe1798be6f9afcae6de87e73709", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-diet v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "728f0a7563a67f78078cc8bd6597d46478cf8fe1798be6f9afcae6de87e73709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "728f0a7563a67f78078cc8bd6597d46478cf8fe1798be6f9afcae6de87e73709", kill_on_drop: false }`
[INFO] [stdout] 728f0a7563a67f78078cc8bd6597d46478cf8fe1798be6f9afcae6de87e73709
[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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 79eef9f1b1f014b7aeb954c29c6dda21b1ae3a17054c10f8f876adfaa64d409e
[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" "79eef9f1b1f014b7aeb954c29c6dda21b1ae3a17054c10f8f876adfaa64d409e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cargo_diet-826ab3acd641e697
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cargo_diet-ec1bd1b25b754cbb
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cargo-diet
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "79eef9f1b1f014b7aeb954c29c6dda21b1ae3a17054c10f8f876adfaa64d409e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79eef9f1b1f014b7aeb954c29c6dda21b1ae3a17054c10f8f876adfaa64d409e", kill_on_drop: false }`
[INFO] [stdout] 79eef9f1b1f014b7aeb954c29c6dda21b1ae3a17054c10f8f876adfaa64d409e