[INFO] cloning repository https://github.com/stisol/rust_sankey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stisol/rust_sankey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstisol%2Frust_sankey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstisol%2Frust_sankey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35f6df7fbe67fe42e6294cbce3165313cd8366e2
[INFO] testing stisol/rust_sankey against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstisol%2Frust_sankey" "/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/stisol/rust_sankey 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/stisol/rust_sankey
[INFO] finished tweaking git repo https://github.com/stisol/rust_sankey
[INFO] tweaked toml for git repo https://github.com/stisol/rust_sankey written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/stisol/rust_sankey 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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c12d27fad1a02b96ba621701e3219f22ca43ae1856aa45abb68074483b37f51
[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" "4c12d27fad1a02b96ba621701e3219f22ca43ae1856aa45abb68074483b37f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c12d27fad1a02b96ba621701e3219f22ca43ae1856aa45abb68074483b37f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c12d27fad1a02b96ba621701e3219f22ca43ae1856aa45abb68074483b37f51", kill_on_drop: false }`
[INFO] [stdout] 4c12d27fad1a02b96ba621701e3219f22ca43ae1856aa45abb68074483b37f51
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58ae9371d7e58e37d3bccf902ab42e179ea2d189dd91cda9117211b3f72c2678
[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" "58ae9371d7e58e37d3bccf902ab42e179ea2d189dd91cda9117211b3f72c2678", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling safe-transmute v0.10.1
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling approx v0.3.1
[INFO] [stderr]    Compiling png v0.14.0
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling rusttype v0.7.5
[INFO] [stderr]    Compiling csv-core v0.1.5
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling structopt v0.2.14
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling image v0.21.0
[INFO] [stderr]    Compiling csv v1.0.5
[INFO] [stderr]    Compiling sankey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:25:29
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn main() -> Result<(), Box<Error>> {
[INFO] [stdout]    |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` 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 18s
[INFO] running `Command { std: "docker" "inspect" "58ae9371d7e58e37d3bccf902ab42e179ea2d189dd91cda9117211b3f72c2678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58ae9371d7e58e37d3bccf902ab42e179ea2d189dd91cda9117211b3f72c2678", kill_on_drop: false }`
[INFO] [stdout] 58ae9371d7e58e37d3bccf902ab42e179ea2d189dd91cda9117211b3f72c2678
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2df6815635f0c44e41c7853aeeaf22d3131b9cc0170830decc42c2e2dcc658ce
[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" "2df6815635f0c44e41c7853aeeaf22d3131b9cc0170830decc42c2e2dcc658ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling sankey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:25:29
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn main() -> Result<(), Box<Error>> {
[INFO] [stdout]    |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` 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 1.42s
[INFO] running `Command { std: "docker" "inspect" "2df6815635f0c44e41c7853aeeaf22d3131b9cc0170830decc42c2e2dcc658ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2df6815635f0c44e41c7853aeeaf22d3131b9cc0170830decc42c2e2dcc658ce", kill_on_drop: false }`
[INFO] [stdout] 2df6815635f0c44e41c7853aeeaf22d3131b9cc0170830decc42c2e2dcc658ce
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 86129fa9a4a9c02bc8d90a0bac2fdd2eea825cdb3af319fc2bba58364965e848
[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" "86129fa9a4a9c02bc8d90a0bac2fdd2eea825cdb3af319fc2bba58364965e848", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:25:29
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sankey-3901af69de37da0d
[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" "86129fa9a4a9c02bc8d90a0bac2fdd2eea825cdb3af319fc2bba58364965e848", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86129fa9a4a9c02bc8d90a0bac2fdd2eea825cdb3af319fc2bba58364965e848", kill_on_drop: false }`
[INFO] [stdout] 86129fa9a4a9c02bc8d90a0bac2fdd2eea825cdb3af319fc2bba58364965e848