[INFO] cloning repository https://github.com/IvanMalison/hola-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IvanMalison/hola-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIvanMalison%2Fhola-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIvanMalison%2Fhola-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 47a11fb9fc570b2b0dd5598c431ddf8234fcd7d7
[INFO] testing IvanMalison/hola-rust against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIvanMalison%2Fhola-rust" "/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/IvanMalison/hola-rust on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/IvanMalison/hola-rust
[INFO] finished tweaking git repo https://github.com/IvanMalison/hola-rust
[INFO] tweaked toml for git repo https://github.com/IvanMalison/hola-rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/IvanMalison/hola-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 063ad328a0b5fd180d8d9a89469ff5098b506ff6d75fe9fa3eb4a241ce65918d
[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" "063ad328a0b5fd180d8d9a89469ff5098b506ff6d75fe9fa3eb4a241ce65918d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "063ad328a0b5fd180d8d9a89469ff5098b506ff6d75fe9fa3eb4a241ce65918d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "063ad328a0b5fd180d8d9a89469ff5098b506ff6d75fe9fa3eb4a241ce65918d", kill_on_drop: false }`
[INFO] [stdout] 063ad328a0b5fd180d8d9a89469ff5098b506ff6d75fe9fa3eb4a241ce65918d
[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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39181ff33cd0086044e412a8e577cd8d25b6a471a24e0518782e7c675f586458
[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" "39181ff33cd0086044e412a8e577cd8d25b6a471a24e0518782e7c675f586458", kill_on_drop: false }`
[INFO] [stderr]    Compiling holarust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dyn_vs_impl.rs:41:33
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn make_vector() -> Vec<Box<DynVsImpl>> {
[INFO] [stdout]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn DynVsImpl`
[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/dyn_vs_impl.rs:42:27
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let mut vec : Vec<Box<DynVsImpl>> = Vec::new();
[INFO] [stdout]    |                           ^^^^^^^^^ help: use `dyn`: `dyn DynVsImpl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_vector_impl`
[INFO] [stdout]   --> src/dyn_vs_impl.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn make_vector_impl() -> Vec<impl DynVsImpl> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "39181ff33cd0086044e412a8e577cd8d25b6a471a24e0518782e7c675f586458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39181ff33cd0086044e412a8e577cd8d25b6a471a24e0518782e7c675f586458", kill_on_drop: false }`
[INFO] [stdout] 39181ff33cd0086044e412a8e577cd8d25b6a471a24e0518782e7c675f586458
[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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", 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] 7251b19279509a5a02bac75f24044d461693aa5d11d8294741e1605618f72145
[INFO] running `Command { std: "docker" "start" "-a" "7251b19279509a5a02bac75f24044d461693aa5d11d8294741e1605618f72145", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dyn_vs_impl.rs:41:33
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn make_vector() -> Vec<Box<DynVsImpl>> {
[INFO] [stdout]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn DynVsImpl`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling holarust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dyn_vs_impl.rs:42:27
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let mut vec : Vec<Box<DynVsImpl>> = Vec::new();
[INFO] [stdout]    |                           ^^^^^^^^^ help: use `dyn`: `dyn DynVsImpl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_vector_impl`
[INFO] [stdout]   --> src/dyn_vs_impl.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn make_vector_impl() -> Vec<impl DynVsImpl> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dyn_vs_impl.rs:41:33
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn make_vector() -> Vec<Box<DynVsImpl>> {
[INFO] [stdout]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn DynVsImpl`
[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/dyn_vs_impl.rs:42:27
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let mut vec : Vec<Box<DynVsImpl>> = Vec::new();
[INFO] [stdout]    |                           ^^^^^^^^^ help: use `dyn`: `dyn DynVsImpl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_vector_impl`
[INFO] [stdout]   --> src/dyn_vs_impl.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn make_vector_impl() -> Vec<impl DynVsImpl> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "7251b19279509a5a02bac75f24044d461693aa5d11d8294741e1605618f72145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7251b19279509a5a02bac75f24044d461693aa5d11d8294741e1605618f72145", kill_on_drop: false }`
[INFO] [stdout] 7251b19279509a5a02bac75f24044d461693aa5d11d8294741e1605618f72145
[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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", 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] a7dbbf798904a78b30f4329d0972e129f80c365ff663c0f089b0ec7458d9caaf
[INFO] running `Command { std: "docker" "start" "-a" "a7dbbf798904a78b30f4329d0972e129f80c365ff663c0f089b0ec7458d9caaf", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/dyn_vs_impl.rs:41:33
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn make_vector() -> Vec<Box<DynVsImpl>> {
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn DynVsImpl`
[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/dyn_vs_impl.rs:42:27
[INFO] [stderr]    |
[INFO] [stderr] 42 |     let mut vec : Vec<Box<DynVsImpl>> = Vec::new();
[INFO] [stderr]    |                           ^^^^^^^^^ help: use `dyn`: `dyn DynVsImpl`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_vector_impl`
[INFO] [stderr]   --> src/dyn_vs_impl.rs:51:4
[INFO] [stderr]    |
[INFO] [stderr] 51 | fn make_vector_impl() -> Vec<impl DynVsImpl> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/dyn_vs_impl.rs:41:33
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn make_vector() -> Vec<Box<DynVsImpl>> {
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn DynVsImpl`
[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/dyn_vs_impl.rs:42:27
[INFO] [stderr]    |
[INFO] [stderr] 42 |     let mut vec : Vec<Box<DynVsImpl>> = Vec::new();
[INFO] [stderr]    |                           ^^^^^^^^^ help: use `dyn`: `dyn DynVsImpl`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_vector_impl`
[INFO] [stderr]   --> src/dyn_vs_impl.rs:51:4
[INFO] [stderr]    |
[INFO] [stderr] 51 | fn make_vector_impl() -> Vec<impl DynVsImpl> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/holarust-41de152a27a5e203
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/holarust-a88b7e5f2f39ddeb
[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]    Doc-tests holarust
[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" "a7dbbf798904a78b30f4329d0972e129f80c365ff663c0f089b0ec7458d9caaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7dbbf798904a78b30f4329d0972e129f80c365ff663c0f089b0ec7458d9caaf", kill_on_drop: false }`
[INFO] [stdout] a7dbbf798904a78b30f4329d0972e129f80c365ff663c0f089b0ec7458d9caaf