[INFO] crate cuach 0.1.1 is already in cache
[INFO] extracting crate cuach 0.1.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/cuach/0.1.1
[INFO] extracting crate cuach 0.1.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cuach/0.1.1
[INFO] validating manifest of cuach-0.1.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cuach-0.1.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cuach-0.1.1
[INFO] finished frobbing cuach-0.1.1
[INFO] frobbed toml for cuach-0.1.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/cuach/0.1.1/Cargo.toml
[INFO] started frobbing cuach-0.1.1
[INFO] finished frobbing cuach-0.1.1
[INFO] frobbed toml for cuach-0.1.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cuach/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing cuach-0.1.1 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cuach/0.1.1:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 846db2bc5b0b194c85bfa3168ffca8b6afdd232689f062165f05536d88820ee5
[INFO] running `"docker" "start" "-a" "846db2bc5b0b194c85bfa3168ffca8b6afdd232689f062165f05536d88820ee5"`
[INFO] [stderr]    Compiling v_escape_derive v0.5.3
[INFO] [stderr]    Compiling cuach-derive v0.1.1
[INFO] [stderr]    Compiling v_escape v0.7.2
[INFO] [stderr]    Compiling v_htmlescape v0.4.3
[INFO] [stderr]    Compiling cuach v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:35
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error>;
[INFO] [stderr]   |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::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/lib.rs:17:35
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn render_into(&self, _: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:23:35
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:29:35
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:35:35
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:41:35
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:47:35
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:53:35
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:59:35
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:67:35
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:73:35
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:80:35
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.86s
[INFO] running `"docker" "inspect" "846db2bc5b0b194c85bfa3168ffca8b6afdd232689f062165f05536d88820ee5"`
[INFO] running `"docker" "rm" "-f" "846db2bc5b0b194c85bfa3168ffca8b6afdd232689f062165f05536d88820ee5"`
[INFO] [stdout] 846db2bc5b0b194c85bfa3168ffca8b6afdd232689f062165f05536d88820ee5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cuach/0.1.1:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7f27ac6ecb4b2ce05ec767cd230f8c3944e90fa02d65c239e0bf2ce09a294387
[INFO] running `"docker" "start" "-a" "7f27ac6ecb4b2ce05ec767cd230f8c3944e90fa02d65c239e0bf2ce09a294387"`
[INFO] [stderr]    Compiling cuach v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:35
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error>;
[INFO] [stderr]   |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::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/lib.rs:17:35
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn render_into(&self, _: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:23:35
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:29:35
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:35:35
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:41:35
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:47:35
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:53:35
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:59:35
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:67:35
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:73:35
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:80:35
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn render_into(&self, w: &mut std::fmt::Write) -> Result<(), std::fmt::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "7f27ac6ecb4b2ce05ec767cd230f8c3944e90fa02d65c239e0bf2ce09a294387"`
[INFO] running `"docker" "rm" "-f" "7f27ac6ecb4b2ce05ec767cd230f8c3944e90fa02d65c239e0bf2ce09a294387"`
[INFO] [stdout] 7f27ac6ecb4b2ce05ec767cd230f8c3944e90fa02d65c239e0bf2ce09a294387
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cuach/0.1.1:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] f56cf6d62fa3475169c9663bb2ccd45ed9e8479a8112bafdf49602939fece1f7
[INFO] running `"docker" "start" "-a" "f56cf6d62fa3475169c9663bb2ccd45ed9e8479a8112bafdf49602939fece1f7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cuach-1a79d6309419567c
[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 cuach
[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" "f56cf6d62fa3475169c9663bb2ccd45ed9e8479a8112bafdf49602939fece1f7"`
[INFO] running `"docker" "rm" "-f" "f56cf6d62fa3475169c9663bb2ccd45ed9e8479a8112bafdf49602939fece1f7"`
[INFO] [stdout] f56cf6d62fa3475169c9663bb2ccd45ed9e8479a8112bafdf49602939fece1f7