[INFO] cloning repository https://github.com/philippkeller/rustup-toolchain-proxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/philippkeller/rustup-toolchain-proxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphilippkeller%2Frustup-toolchain-proxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphilippkeller%2Frustup-toolchain-proxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39c20035fa3c0866d43cfd15489faccdbf9dc02f
[INFO] testing philippkeller/rustup-toolchain-proxy against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphilippkeller%2Frustup-toolchain-proxy" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/philippkeller/rustup-toolchain-proxy on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/philippkeller/rustup-toolchain-proxy
[INFO] finished tweaking git repo https://github.com/philippkeller/rustup-toolchain-proxy
[INFO] tweaked toml for git repo https://github.com/philippkeller/rustup-toolchain-proxy written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/philippkeller/rustup-toolchain-proxy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bbe04771e8f28ee2d9ff377574f59fb8ea16cfa93ab8ed38c95c2dcc686915c
[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" "5bbe04771e8f28ee2d9ff377574f59fb8ea16cfa93ab8ed38c95c2dcc686915c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bbe04771e8f28ee2d9ff377574f59fb8ea16cfa93ab8ed38c95c2dcc686915c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bbe04771e8f28ee2d9ff377574f59fb8ea16cfa93ab8ed38c95c2dcc686915c", kill_on_drop: false }`
[INFO] [stdout] 5bbe04771e8f28ee2d9ff377574f59fb8ea16cfa93ab8ed38c95c2dcc686915c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d54344b4699ee7aa008087ac3194ba97fe59f6d70102f27980cb0d7260526c3
[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" "5d54344b4699ee7aa008087ac3194ba97fe59f6d70102f27980cb0d7260526c3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.26
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling rustup-toolchain-proxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/lib.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
[INFO] [stdout]    |                        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / lazy_static! {
[INFO] [stdout] 14 | |     /// home dir with forward slashes without trailing slash, e.g. C:/Users/hans
[INFO] [stdout] 15 | |     static ref HOME_DIR: String = {
[INFO] [stdout] 16 | |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
[INFO] [stdout] 17 | |         home_dir.replace("\\", "/")
[INFO] [stdout] 18 | |     };
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / lazy_static! {
[INFO] [stdout] 14 | |     /// home dir with forward slashes without trailing slash, e.g. C:/Users/hans
[INFO] [stdout] 15 | |     static ref HOME_DIR: String = {
[INFO] [stdout] 16 | |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
[INFO] [stdout] 17 | |         home_dir.replace("\\", "/")
[INFO] [stdout] 18 | |     };
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.41s
[INFO] running `Command { std: "docker" "inspect" "5d54344b4699ee7aa008087ac3194ba97fe59f6d70102f27980cb0d7260526c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d54344b4699ee7aa008087ac3194ba97fe59f6d70102f27980cb0d7260526c3", kill_on_drop: false }`
[INFO] [stdout] 5d54344b4699ee7aa008087ac3194ba97fe59f6d70102f27980cb0d7260526c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03f3d798385c002f6eecdc87eb24c458fdb1a84bfbef4988164060e1faaa5507
[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" "03f3d798385c002f6eecdc87eb24c458fdb1a84bfbef4988164060e1faaa5507", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustup-toolchain-proxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/lib.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
[INFO] [stdout]    |                        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / lazy_static! {
[INFO] [stdout] 14 | |     /// home dir with forward slashes without trailing slash, e.g. C:/Users/hans
[INFO] [stdout] 15 | |     static ref HOME_DIR: String = {
[INFO] [stdout] 16 | |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
[INFO] [stdout] 17 | |         home_dir.replace("\\", "/")
[INFO] [stdout] 18 | |     };
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / lazy_static! {
[INFO] [stdout] 14 | |     /// home dir with forward slashes without trailing slash, e.g. C:/Users/hans
[INFO] [stdout] 15 | |     static ref HOME_DIR: String = {
[INFO] [stdout] 16 | |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
[INFO] [stdout] 17 | |         home_dir.replace("\\", "/")
[INFO] [stdout] 18 | |     };
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/lib.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
[INFO] [stdout]    |                        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / lazy_static! {
[INFO] [stdout] 14 | |     /// home dir with forward slashes without trailing slash, e.g. C:/Users/hans
[INFO] [stdout] 15 | |     static ref HOME_DIR: String = {
[INFO] [stdout] 16 | |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
[INFO] [stdout] 17 | |         home_dir.replace("\\", "/")
[INFO] [stdout] 18 | |     };
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / lazy_static! {
[INFO] [stdout] 14 | |     /// home dir with forward slashes without trailing slash, e.g. C:/Users/hans
[INFO] [stdout] 15 | |     static ref HOME_DIR: String = {
[INFO] [stdout] 16 | |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
[INFO] [stdout] 17 | |         home_dir.replace("\\", "/")
[INFO] [stdout] 18 | |     };
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "03f3d798385c002f6eecdc87eb24c458fdb1a84bfbef4988164060e1faaa5507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03f3d798385c002f6eecdc87eb24c458fdb1a84bfbef4988164060e1faaa5507", kill_on_drop: false }`
[INFO] [stdout] 03f3d798385c002f6eecdc87eb24c458fdb1a84bfbef4988164060e1faaa5507
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 016b0036cfcf47df89cff5df87389392ea2dac91e855f0eb4efabbeceff83fd1
[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" "016b0036cfcf47df89cff5df87389392ea2dac91e855f0eb4efabbeceff83fd1", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stderr]   --> src/lib.rs:16:24
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
[INFO] [stderr]    |                        ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / lazy_static! {
[INFO] [stderr] 14 | |     /// home dir with forward slashes without trailing slash, e.g. C:/Users/hans
[INFO] [stderr] 15 | |     static ref HOME_DIR: String = {
[INFO] [stderr] 16 | |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
[INFO] [stderr] 17 | |         home_dir.replace("\\", "/")
[INFO] [stderr] 18 | |     };
[INFO] [stderr] 19 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / lazy_static! {
[INFO] [stderr] 14 | |     /// home dir with forward slashes without trailing slash, e.g. C:/Users/hans
[INFO] [stderr] 15 | |     static ref HOME_DIR: String = {
[INFO] [stderr] 16 | |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
[INFO] [stderr] 17 | |         home_dir.replace("\\", "/")
[INFO] [stderr] 18 | |     };
[INFO] [stderr] 19 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stderr]   --> src/lib.rs:16:24
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
[INFO] [stderr]    |                        ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / lazy_static! {
[INFO] [stderr] 14 | |     /// home dir with forward slashes without trailing slash, e.g. C:/Users/hans
[INFO] [stderr] 15 | |     static ref HOME_DIR: String = {
[INFO] [stderr] 16 | |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
[INFO] [stderr] 17 | |         home_dir.replace("\\", "/")
[INFO] [stderr] 18 | |     };
[INFO] [stderr] 19 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / lazy_static! {
[INFO] [stderr] 14 | |     /// home dir with forward slashes without trailing slash, e.g. C:/Users/hans
[INFO] [stderr] 15 | |     static ref HOME_DIR: String = {
[INFO] [stderr] 16 | |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
[INFO] [stderr] 17 | |         home_dir.replace("\\", "/")
[INFO] [stderr] 18 | |     };
[INFO] [stderr] 19 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/proxy-d6bc8d9f64ca6578
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cargo-f4d3fc865ae44e08
[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/rustwide/target/debug/deps/rustc-c6bd43f64d056e71
[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] [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/rustwide/target/debug/deps/rustdoc-d6a219975e8feb56
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests proxy
[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] [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 `Command { std: "docker" "inspect" "016b0036cfcf47df89cff5df87389392ea2dac91e855f0eb4efabbeceff83fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "016b0036cfcf47df89cff5df87389392ea2dac91e855f0eb4efabbeceff83fd1", kill_on_drop: false }`
[INFO] [stdout] 016b0036cfcf47df89cff5df87389392ea2dac91e855f0eb4efabbeceff83fd1