[INFO] updating cached repository stisol/rust_sankey
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/stisol/rust_sankey
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/stisol/rust_sankey" "work/ex/beta-1.38-1/sources/1.37.0/gh/stisol/rust_sankey"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/stisol/rust_sankey'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/stisol/rust_sankey" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stisol/rust_sankey"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stisol/rust_sankey'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 35f6df7fbe67fe42e6294cbce3165313cd8366e2
[INFO] sha for GitHub repo stisol/rust_sankey: 35f6df7fbe67fe42e6294cbce3165313cd8366e2
[INFO] validating manifest of stisol/rust_sankey on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of stisol/rust_sankey on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing stisol/rust_sankey
[INFO] finished frobbing stisol/rust_sankey
[INFO] frobbed toml for stisol/rust_sankey written to work/ex/beta-1.38-1/sources/1.37.0/gh/stisol/rust_sankey/Cargo.toml
[INFO] started frobbing stisol/rust_sankey
[INFO] finished frobbing stisol/rust_sankey
[INFO] frobbed toml for stisol/rust_sankey written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stisol/rust_sankey/Cargo.toml
[INFO] crate stisol/rust_sankey already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing stisol/rust_sankey against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stisol/rust_sankey:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 9e1764dc1428f58d6ddbf9c18b546113890d63ef2add92fd7cb2adb2bede361b
[INFO] running `"docker" "start" "-a" "9e1764dc1428f58d6ddbf9c18b546113890d63ef2add92fd7cb2adb2bede361b"`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rusttype v0.7.5
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling csv-core v0.1.5
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling structopt v0.2.14
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling image v0.21.0
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling csv v1.0.5
[INFO] [stderr]    Compiling sankey v0.1.0 (/opt/crater/workdir)
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `"docker" "inspect" "9e1764dc1428f58d6ddbf9c18b546113890d63ef2add92fd7cb2adb2bede361b"`
[INFO] running `"docker" "rm" "-f" "9e1764dc1428f58d6ddbf9c18b546113890d63ef2add92fd7cb2adb2bede361b"`
[INFO] [stdout] 9e1764dc1428f58d6ddbf9c18b546113890d63ef2add92fd7cb2adb2bede361b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stisol/rust_sankey:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] ad5c7644dc2b3da9aec373c6829a67a71fb7386114d00330cc4cdc3633d65a44
[INFO] running `"docker" "start" "-a" "ad5c7644dc2b3da9aec373c6829a67a71fb7386114d00330cc4cdc3633d65a44"`
[INFO] [stderr]    Compiling sankey v0.1.0 (/opt/crater/workdir)
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `"docker" "inspect" "ad5c7644dc2b3da9aec373c6829a67a71fb7386114d00330cc4cdc3633d65a44"`
[INFO] running `"docker" "rm" "-f" "ad5c7644dc2b3da9aec373c6829a67a71fb7386114d00330cc4cdc3633d65a44"`
[INFO] [stdout] ad5c7644dc2b3da9aec373c6829a67a71fb7386114d00330cc4cdc3633d65a44
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stisol/rust_sankey:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 1e2a60d0ea835f3c2a6e613a89829b446d528c259648218c14551a92c650931f
[INFO] running `"docker" "start" "-a" "1e2a60d0ea835f3c2a6e613a89829b446d528c259648218c14551a92c650931f"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sankey-9a45a6896490ac60
[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 `"docker" "inspect" "1e2a60d0ea835f3c2a6e613a89829b446d528c259648218c14551a92c650931f"`
[INFO] running `"docker" "rm" "-f" "1e2a60d0ea835f3c2a6e613a89829b446d528c259648218c14551a92c650931f"`
[INFO] [stdout] 1e2a60d0ea835f3c2a6e613a89829b446d528c259648218c14551a92c650931f