[INFO] crate varuint 0.6.0 is already in cache
[INFO] extracting crate varuint 0.6.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/varuint/0.6.0
[INFO] extracting crate varuint 0.6.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/varuint/0.6.0
[INFO] validating manifest of varuint-0.6.0 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 varuint-0.6.0 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 varuint-0.6.0
[INFO] finished frobbing varuint-0.6.0
[INFO] frobbed toml for varuint-0.6.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/varuint/0.6.0/Cargo.toml
[INFO] started frobbing varuint-0.6.0
[INFO] finished frobbing varuint-0.6.0
[INFO] frobbed toml for varuint-0.6.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/varuint/0.6.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 varuint-0.6.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/varuint/0.6.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] b4046052b9a8cb9d3e31b84821963f32916208cffbdad13ee2a960182561eda1
[INFO] running `"docker" "start" "-a" "b4046052b9a8cb9d3e31b84821963f32916208cffbdad13ee2a960182561eda1"`
[INFO] [stderr]    Compiling varuint v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:343:18
[INFO] [stderr]     |
[INFO] [stderr] 343 |             v @ 0...240 => return Ok(v),
[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/read_write.rs:344:16
[INFO] [stderr]     |
[INFO] [stderr] 344 |             241...247 => 2,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:360:18
[INFO] [stderr]     |
[INFO] [stderr] 360 |             v @ 0...240 => return Ok(u16::from(v)),
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:361:16
[INFO] [stderr]     |
[INFO] [stderr] 361 |             241...247 => 2,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:379:18
[INFO] [stderr]     |
[INFO] [stderr] 379 |             v @ 0...240 => return Ok(u32::from(v)),
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:380:16
[INFO] [stderr]     |
[INFO] [stderr] 380 |             241...247 => 2,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:408:18
[INFO] [stderr]     |
[INFO] [stderr] 408 |             v @ 0...240 => return Ok(u64::from(v)),
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:409:16
[INFO] [stderr]     |
[INFO] [stderr] 409 |             241...247 => 2,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:451:18
[INFO] [stderr]     |
[INFO] [stderr] 451 |             v @ 0...240 => return Ok(u128::from(v)),
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:452:16
[INFO] [stderr]     |
[INFO] [stderr] 452 |             241...247 => 2,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/ser_deser.rs:9:33
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn serialize(&self, w: &mut Write) -> Result<usize>;
[INFO] [stderr]   |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ser_deser.rs:15:28
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn deserialize(r: &mut Read) -> Result<Self>;
[INFO] [stderr]    |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ser_deser.rs:19:28
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]    |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ser_deser.rs:25:28
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]    |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ser_deser.rs:31:28
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]    |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ser_deser.rs:37:28
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]    |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ser_deser.rs:43:28
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]    |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:105:33
[INFO] [stderr]     |
[INFO] [stderr] 105 |     fn serialize(&self, w: &mut Write) -> Result<usize> {
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:111:28
[INFO] [stderr]     |
[INFO] [stderr] 111 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:123:33
[INFO] [stderr]     |
[INFO] [stderr] 123 |     fn serialize(&self, w: &mut Write) -> Result<usize> {
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:129:28
[INFO] [stderr]     |
[INFO] [stderr] 129 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:141:33
[INFO] [stderr]     |
[INFO] [stderr] 141 |     fn serialize(&self, w: &mut Write) -> Result<usize> {
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:147:28
[INFO] [stderr]     |
[INFO] [stderr] 147 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:159:33
[INFO] [stderr]     |
[INFO] [stderr] 159 |     fn serialize(&self, w: &mut Write) -> Result<usize> {
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:165:28
[INFO] [stderr]     |
[INFO] [stderr] 165 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:177:33
[INFO] [stderr]     |
[INFO] [stderr] 177 |     fn serialize(&self, w: &mut Write) -> Result<usize> {
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:183:28
[INFO] [stderr]     |
[INFO] [stderr] 183 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "b4046052b9a8cb9d3e31b84821963f32916208cffbdad13ee2a960182561eda1"`
[INFO] running `"docker" "rm" "-f" "b4046052b9a8cb9d3e31b84821963f32916208cffbdad13ee2a960182561eda1"`
[INFO] [stdout] b4046052b9a8cb9d3e31b84821963f32916208cffbdad13ee2a960182561eda1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/varuint/0.6.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d8b9dad68e266d6847af9428170838af19270aa55af4af922c7258060c9d8d3e
[INFO] running `"docker" "start" "-a" "d8b9dad68e266d6847af9428170838af19270aa55af4af922c7258060c9d8d3e"`
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling varuint v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:343:18
[INFO] [stderr]     |
[INFO] [stderr] 343 |             v @ 0...240 => return Ok(v),
[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/read_write.rs:344:16
[INFO] [stderr]     |
[INFO] [stderr] 344 |             241...247 => 2,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:360:18
[INFO] [stderr]     |
[INFO] [stderr] 360 |             v @ 0...240 => return Ok(u16::from(v)),
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:361:16
[INFO] [stderr]     |
[INFO] [stderr] 361 |             241...247 => 2,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:379:18
[INFO] [stderr]     |
[INFO] [stderr] 379 |             v @ 0...240 => return Ok(u32::from(v)),
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:380:16
[INFO] [stderr]     |
[INFO] [stderr] 380 |             241...247 => 2,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:408:18
[INFO] [stderr]     |
[INFO] [stderr] 408 |             v @ 0...240 => return Ok(u64::from(v)),
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:409:16
[INFO] [stderr]     |
[INFO] [stderr] 409 |             241...247 => 2,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:451:18
[INFO] [stderr]     |
[INFO] [stderr] 451 |             v @ 0...240 => return Ok(u128::from(v)),
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/read_write.rs:452:16
[INFO] [stderr]     |
[INFO] [stderr] 452 |             241...247 => 2,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/ser_deser.rs:9:33
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn serialize(&self, w: &mut Write) -> Result<usize>;
[INFO] [stderr]   |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ser_deser.rs:15:28
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn deserialize(r: &mut Read) -> Result<Self>;
[INFO] [stderr]    |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ser_deser.rs:19:28
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]    |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ser_deser.rs:25:28
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]    |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ser_deser.rs:31:28
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]    |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ser_deser.rs:37:28
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]    |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ser_deser.rs:43:28
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]    |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:105:33
[INFO] [stderr]     |
[INFO] [stderr] 105 |     fn serialize(&self, w: &mut Write) -> Result<usize> {
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:111:28
[INFO] [stderr]     |
[INFO] [stderr] 111 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:123:33
[INFO] [stderr]     |
[INFO] [stderr] 123 |     fn serialize(&self, w: &mut Write) -> Result<usize> {
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:129:28
[INFO] [stderr]     |
[INFO] [stderr] 129 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:141:33
[INFO] [stderr]     |
[INFO] [stderr] 141 |     fn serialize(&self, w: &mut Write) -> Result<usize> {
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:147:28
[INFO] [stderr]     |
[INFO] [stderr] 147 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:159:33
[INFO] [stderr]     |
[INFO] [stderr] 159 |     fn serialize(&self, w: &mut Write) -> Result<usize> {
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:165:28
[INFO] [stderr]     |
[INFO] [stderr] 165 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:177:33
[INFO] [stderr]     |
[INFO] [stderr] 177 |     fn serialize(&self, w: &mut Write) -> Result<usize> {
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ser_deser.rs:183:28
[INFO] [stderr]     |
[INFO] [stderr] 183 |     fn deserialize(r: &mut Read) -> Result<Self> {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.18s
[INFO] running `"docker" "inspect" "d8b9dad68e266d6847af9428170838af19270aa55af4af922c7258060c9d8d3e"`
[INFO] running `"docker" "rm" "-f" "d8b9dad68e266d6847af9428170838af19270aa55af4af922c7258060c9d8d3e"`
[INFO] [stdout] d8b9dad68e266d6847af9428170838af19270aa55af4af922c7258060c9d8d3e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/varuint/0.6.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 2f610cff0bad305f0fa814fdf8d0744e9a6b43f773c5e6fc92f58001801a25de
[INFO] running `"docker" "start" "-a" "2f610cff0bad305f0fa814fdf8d0744e9a6b43f773c5e6fc92f58001801a25de"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/varuint-0b864ea81deef4e3
[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]      Running /opt/crater/target/debug/deps/read_write-582a3e0412256ee1
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_all ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/varuint-88c35c172ec5ba3d
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_all ... ok
[INFO] [stderr]    Doc-tests varuint
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs -  (line 23) ... ok
[INFO] [stdout] test src/lib.rs -  (line 30) ... ok
[INFO] [stdout] test src/varint.rs - varint::Varint (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2f610cff0bad305f0fa814fdf8d0744e9a6b43f773c5e6fc92f58001801a25de"`
[INFO] running `"docker" "rm" "-f" "2f610cff0bad305f0fa814fdf8d0744e9a6b43f773c5e6fc92f58001801a25de"`
[INFO] [stdout] 2f610cff0bad305f0fa814fdf8d0744e9a6b43f773c5e6fc92f58001801a25de