[INFO] cloning repository https://github.com/dufkan/rush
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dufkan/rush" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdufkan%2Frush", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdufkan%2Frush'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1fefba20174a32dfd522185883bf638a71105d2b
[INFO] testing dufkan/rush against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdufkan%2Frush" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dufkan/rush on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dufkan/rush
[INFO] finished tweaking git repo https://github.com/dufkan/rush
[INFO] tweaked toml for git repo https://github.com/dufkan/rush written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/dufkan/rush already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc7a6f5b2212ea3d4382742b49f8bf8cb150e0a0fadf967f10545ad4c0711409
[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" "dc7a6f5b2212ea3d4382742b49f8bf8cb150e0a0fadf967f10545ad4c0711409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc7a6f5b2212ea3d4382742b49f8bf8cb150e0a0fadf967f10545ad4c0711409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc7a6f5b2212ea3d4382742b49f8bf8cb150e0a0fadf967f10545ad4c0711409", kill_on_drop: false }`
[INFO] [stdout] dc7a6f5b2212ea3d4382742b49f8bf8cb150e0a0fadf967f10545ad4c0711409
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a3ae7264e7306a68de58764acf833839a1c056e7f43a1b138f21cadf68151f7
[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" "2a3ae7264e7306a68de58764acf833839a1c056e7f43a1b138f21cadf68151f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling directories v1.0.2
[INFO] [stderr]    Compiling pest v2.1.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling toml v0.5.0
[INFO] [stderr]    Compiling rush v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: cannot borrow `*exec` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/shell.rs:192:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let command = exec.args().first();
[INFO] [stdout]     |                           ---- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 192 |                 exec.set_kind(match command.as_str() {
[INFO] [stdout]     |                 ^^^^                ------- immutable borrow later used here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.03s
[INFO] running `Command { std: "docker" "inspect" "2a3ae7264e7306a68de58764acf833839a1c056e7f43a1b138f21cadf68151f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a3ae7264e7306a68de58764acf833839a1c056e7f43a1b138f21cadf68151f7", kill_on_drop: false }`
[INFO] [stdout] 2a3ae7264e7306a68de58764acf833839a1c056e7f43a1b138f21cadf68151f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d07b84c1db031433803334cd2b11cc82ce69ff05dd796514f6ed33aa83a0b90
[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" "9d07b84c1db031433803334cd2b11cc82ce69ff05dd796514f6ed33aa83a0b90", kill_on_drop: false }`
[INFO] [stderr]    Compiling rush v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: cannot borrow `*exec` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/shell.rs:192:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let command = exec.args().first();
[INFO] [stdout]     |                           ---- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 192 |                 exec.set_kind(match command.as_str() {
[INFO] [stdout]     |                 ^^^^                ------- immutable borrow later used here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "9d07b84c1db031433803334cd2b11cc82ce69ff05dd796514f6ed33aa83a0b90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d07b84c1db031433803334cd2b11cc82ce69ff05dd796514f6ed33aa83a0b90", kill_on_drop: false }`
[INFO] [stdout] 9d07b84c1db031433803334cd2b11cc82ce69ff05dd796514f6ed33aa83a0b90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2210a2ce458b279ea77b54d80a9358bbe61fb8a5debae9ea30858ac2edc21b10
[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" "2210a2ce458b279ea77b54d80a9358bbe61fb8a5debae9ea30858ac2edc21b10", kill_on_drop: false }`
[INFO] [stderr] warning: cannot borrow `*exec` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> src/shell.rs:192:17
[INFO] [stderr]     |
[INFO] [stderr] 189 |             let command = exec.args().first();
[INFO] [stderr]     |                           ---- immutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 192 |                 exec.set_kind(match command.as_str() {
[INFO] [stderr]     |                 ^^^^                ------- immutable borrow later used here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rush-92c2b97f1292d086
[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" "2210a2ce458b279ea77b54d80a9358bbe61fb8a5debae9ea30858ac2edc21b10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2210a2ce458b279ea77b54d80a9358bbe61fb8a5debae9ea30858ac2edc21b10", kill_on_drop: false }`
[INFO] [stdout] 2210a2ce458b279ea77b54d80a9358bbe61fb8a5debae9ea30858ac2edc21b10
