[INFO] updating cached repository ftilde/linkcheck
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ftilde/linkcheck
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ftilde/linkcheck" "work/ex/beta-1.38-1/sources/1.37.0/gh/ftilde/linkcheck"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ftilde/linkcheck'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ftilde/linkcheck" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ftilde/linkcheck"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ftilde/linkcheck'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 24eafd4003a5349cdf8c01f9df52920641aa9114
[INFO] sha for GitHub repo ftilde/linkcheck: 24eafd4003a5349cdf8c01f9df52920641aa9114
[INFO] validating manifest of ftilde/linkcheck 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 ftilde/linkcheck 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 ftilde/linkcheck
[INFO] finished frobbing ftilde/linkcheck
[INFO] frobbed toml for ftilde/linkcheck written to work/ex/beta-1.38-1/sources/1.37.0/gh/ftilde/linkcheck/Cargo.toml
[INFO] started frobbing ftilde/linkcheck
[INFO] finished frobbing ftilde/linkcheck
[INFO] frobbed toml for ftilde/linkcheck written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ftilde/linkcheck/Cargo.toml
[INFO] crate ftilde/linkcheck 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing ftilde/linkcheck 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-3/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/ftilde/linkcheck:/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] 61328b5262866404374509d3fccccc0f6fff633d33ee2ab7e368b6a7c6803fa3
[INFO] running `"docker" "start" "-a" "61328b5262866404374509d3fccccc0f6fff633d33ee2ab7e368b6a7c6803fa3"`
[INFO] [stderr]    Compiling cpp_demangle v0.2.12
[INFO] [stderr]    Compiling syn v0.15.12
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling structopt-derive v0.2.12
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling structopt v0.2.12
[INFO] [stderr]    Compiling goblin v0.0.15
[INFO] [stderr]    Compiling linkcheck v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/libraries.rs:139:57
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn try_from_path(path: PathBuf) -> Result<Self, 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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/libraries.rs:251:42
[INFO] [stderr]     |
[INFO] [stderr] 251 |     ) -> Result<LibraryDependencies, Box<Error>> {
[INFO] [stderr]     |                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/libraries.rs:281:21
[INFO] [stderr]     |
[INFO] [stderr] 281 | ) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/libraries.rs:312:21
[INFO] [stderr]     |
[INFO] [stderr] 312 | ) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:90:48
[INFO] [stderr]    |
[INFO] [stderr] 90 | fn run(mut options: Options) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.08s
[INFO] running `"docker" "inspect" "61328b5262866404374509d3fccccc0f6fff633d33ee2ab7e368b6a7c6803fa3"`
[INFO] running `"docker" "rm" "-f" "61328b5262866404374509d3fccccc0f6fff633d33ee2ab7e368b6a7c6803fa3"`
[INFO] [stdout] 61328b5262866404374509d3fccccc0f6fff633d33ee2ab7e368b6a7c6803fa3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/ftilde/linkcheck:/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] a222a41f38d9c680706eba6be09023485f0b508e9fbd0f8691f3e30d64c95eda
[INFO] running `"docker" "start" "-a" "a222a41f38d9c680706eba6be09023485f0b508e9fbd0f8691f3e30d64c95eda"`
[INFO] [stderr]    Compiling linkcheck v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/libraries.rs:139:57
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn try_from_path(path: PathBuf) -> Result<Self, 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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/libraries.rs:251:42
[INFO] [stderr]     |
[INFO] [stderr] 251 |     ) -> Result<LibraryDependencies, Box<Error>> {
[INFO] [stderr]     |                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/libraries.rs:281:21
[INFO] [stderr]     |
[INFO] [stderr] 281 | ) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/libraries.rs:312:21
[INFO] [stderr]     |
[INFO] [stderr] 312 | ) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:90:48
[INFO] [stderr]    |
[INFO] [stderr] 90 | fn run(mut options: Options) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `"docker" "inspect" "a222a41f38d9c680706eba6be09023485f0b508e9fbd0f8691f3e30d64c95eda"`
[INFO] running `"docker" "rm" "-f" "a222a41f38d9c680706eba6be09023485f0b508e9fbd0f8691f3e30d64c95eda"`
[INFO] [stdout] a222a41f38d9c680706eba6be09023485f0b508e9fbd0f8691f3e30d64c95eda
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/ftilde/linkcheck:/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] 3356dfb99e6a74f16a8c2053d1944b2d6e52350eeba64db647431cfca0a5e607
[INFO] running `"docker" "start" "-a" "3356dfb99e6a74f16a8c2053d1944b2d6e52350eeba64db647431cfca0a5e607"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/linkcheck-3b5f2c80c29d5c70
[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" "3356dfb99e6a74f16a8c2053d1944b2d6e52350eeba64db647431cfca0a5e607"`
[INFO] running `"docker" "rm" "-f" "3356dfb99e6a74f16a8c2053d1944b2d6e52350eeba64db647431cfca0a5e607"`
[INFO] [stdout] 3356dfb99e6a74f16a8c2053d1944b2d6e52350eeba64db647431cfca0a5e607