[INFO] cloning repository https://github.com/amotta/ratatar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amotta/ratatar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famotta%2Fratatar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famotta%2Fratatar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1be698ba9d11aa4e847381a29624ce5bedaab19
[INFO] testing amotta/ratatar against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famotta%2Fratatar" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/amotta/ratatar 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 git repo https://github.com/amotta/ratatar
[INFO] finished tweaking git repo https://github.com/amotta/ratatar
[INFO] tweaked toml for git repo https://github.com/amotta/ratatar written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/amotta/ratatar 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] b9d70133072118411631a4160e741a32f91d6636cfb9a9d309cc2167ee51884f
[INFO] running `Command { std: "docker" "start" "-a" "b9d70133072118411631a4160e741a32f91d6636cfb9a9d309cc2167ee51884f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9d70133072118411631a4160e741a32f91d6636cfb9a9d309cc2167ee51884f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9d70133072118411631a4160e741a32f91d6636cfb9a9d309cc2167ee51884f", kill_on_drop: false }`
[INFO] [stdout] b9d70133072118411631a4160e741a32f91d6636cfb9a9d309cc2167ee51884f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 4149e32defbb4ff51c0b0ac7089c92944f30854c5182c39773254a7eccf0ae60
[INFO] running `Command { std: "docker" "start" "-a" "4149e32defbb4ff51c0b0ac7089c92944f30854c5182c39773254a7eccf0ae60", kill_on_drop: false }`
[INFO] [stderr]    Compiling ratatar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/util.rs:4:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type Result<T> = result::Result<T, Box<error::Error>>;
[INFO] [stdout]   |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |             b'0'...b'9' => c - b'0',
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |             b'A'...b'F' => c - b'A' + 10,
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |             b'a'...b'f' => c - b'a' + 10,
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "4149e32defbb4ff51c0b0ac7089c92944f30854c5182c39773254a7eccf0ae60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4149e32defbb4ff51c0b0ac7089c92944f30854c5182c39773254a7eccf0ae60", kill_on_drop: false }`
[INFO] [stdout] 4149e32defbb4ff51c0b0ac7089c92944f30854c5182c39773254a7eccf0ae60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 8cb4228d21a696dc4914c4bcab969d89bbc9eaf327a4a59dea1b5276bc3c4144
[INFO] running `Command { std: "docker" "start" "-a" "8cb4228d21a696dc4914c4bcab969d89bbc9eaf327a4a59dea1b5276bc3c4144", kill_on_drop: false }`
[INFO] [stderr]    Compiling ratatar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/util.rs:4:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type Result<T> = result::Result<T, Box<error::Error>>;
[INFO] [stdout]   |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |             b'0'...b'9' => c - b'0',
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |             b'A'...b'F' => c - b'A' + 10,
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |             b'a'...b'f' => c - b'a' + 10,
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "8cb4228d21a696dc4914c4bcab969d89bbc9eaf327a4a59dea1b5276bc3c4144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cb4228d21a696dc4914c4bcab969d89bbc9eaf327a4a59dea1b5276bc3c4144", kill_on_drop: false }`
[INFO] [stdout] 8cb4228d21a696dc4914c4bcab969d89bbc9eaf327a4a59dea1b5276bc3c4144
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1cee69e84ea1d32e5a4442ec03a22fe24d3ad5dff5d26cc20624ca36b684b510
[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" "1cee69e84ea1d32e5a4442ec03a22fe24d3ad5dff5d26cc20624ca36b684b510", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/util.rs:4:44
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 4 | pub type Result<T> = result::Result<T, Box<error::Error>>;
[INFO] [stdout] 
[INFO] [stderr]   |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/util.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 |             b'0'...b'9' => c - b'0',
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/util.rs:12:17
[INFO] [stderr]    |
[INFO] [stderr] 12 |             b'A'...b'F' => c - b'A' + 10,
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/util.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 |             b'a'...b'f' => c - b'a' + 10,
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ratatar-a9d2ec0ce48ceddf
[INFO] running `Command { std: "docker" "inspect" "1cee69e84ea1d32e5a4442ec03a22fe24d3ad5dff5d26cc20624ca36b684b510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cee69e84ea1d32e5a4442ec03a22fe24d3ad5dff5d26cc20624ca36b684b510", kill_on_drop: false }`
[INFO] [stdout] 1cee69e84ea1d32e5a4442ec03a22fe24d3ad5dff5d26cc20624ca36b684b510