[INFO] cloning repository https://github.com/michael-robbins/filemapper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michael-robbins/filemapper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichael-robbins%2Ffilemapper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichael-robbins%2Ffilemapper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a92a4ed3b7e2cea28bc2dd07f752ee2cd316967b
[INFO] checking michael-robbins/filemapper against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichael-robbins%2Ffilemapper" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michael-robbins/filemapper on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/michael-robbins/filemapper
[INFO] finished tweaking git repo https://github.com/michael-robbins/filemapper
[INFO] tweaked toml for git repo https://github.com/michael-robbins/filemapper written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/michael-robbins/filemapper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 83b59a0e12af49db00acc95127b14df55070b8c71552fc63f434db2f79532544
[INFO] running `Command { std: "docker" "start" "-a" "83b59a0e12af49db00acc95127b14df55070b8c71552fc63f434db2f79532544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83b59a0e12af49db00acc95127b14df55070b8c71552fc63f434db2f79532544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83b59a0e12af49db00acc95127b14df55070b8c71552fc63f434db2f79532544", kill_on_drop: false }`
[INFO] [stdout] 83b59a0e12af49db00acc95127b14df55070b8c71552fc63f434db2f79532544
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ea7d1b573a45dc261ad9b196e8d5799c181fb56e2ef20977f52eb230d92bb84
[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" "3ea7d1b573a45dc261ad9b196e8d5799c181fb56e2ef20977f52eb230d92bb84", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.68
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling bzip2-sys v0.1.6
[INFO] [stderr]     Checking aho-corasick v0.6.5
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking yaml-rust v0.4.0
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking flate2 v1.0.1
[INFO] [stderr]     Checking env_logger v0.5.10
[INFO] [stderr]     Checking csv v1.0.0
[INFO] [stderr]     Checking file_mapper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/helpers.rs:12:41
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn open_file(filename: &str) -> Box<Read> {
[INFO] [stdout]    |                                         ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/helpers.rs:22:27
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let decompressor: Box<Read> = match file_path.extension().unwrap_or_default().to_str() {
[INFO] [stdout]    |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mapping_file.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |     cache: Box<MappingCache>,
[INFO] [stdout]    |                ^^^^^^^^^^^^ help: use `dyn`: `dyn MappingCache`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/config.rs:24:65
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Err(err) => panic!("Couldn't read config file: {}", Error::description(&err)),
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/helpers.rs:12:41
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn open_file(filename: &str) -> Box<Read> {
[INFO] [stdout]    |                                         ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/helpers.rs:22:27
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let decompressor: Box<Read> = match file_path.extension().unwrap_or_default().to_str() {
[INFO] [stdout]    |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mapping_file.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |     cache: Box<MappingCache>,
[INFO] [stdout]    |                ^^^^^^^^^^^^ help: use `dyn`: `dyn MappingCache`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/config.rs:24:65
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Err(err) => panic!("Couldn't read config file: {}", Error::description(&err)),
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.16s
[INFO] running `Command { std: "docker" "inspect" "3ea7d1b573a45dc261ad9b196e8d5799c181fb56e2ef20977f52eb230d92bb84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea7d1b573a45dc261ad9b196e8d5799c181fb56e2ef20977f52eb230d92bb84", kill_on_drop: false }`
[INFO] [stdout] 3ea7d1b573a45dc261ad9b196e8d5799c181fb56e2ef20977f52eb230d92bb84