[INFO] cloning repository https://github.com/mickaelvieira/vagment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mickaelvieira/vagment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmickaelvieira%2Fvagment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmickaelvieira%2Fvagment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6e7ee53775f272ac65cc91151f0c9735601bc6f
[INFO] testing mickaelvieira/vagment against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmickaelvieira%2Fvagment" "/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/mickaelvieira/vagment on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mickaelvieira/vagment
[INFO] finished tweaking git repo https://github.com/mickaelvieira/vagment
[INFO] tweaked toml for git repo https://github.com/mickaelvieira/vagment written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mickaelvieira/vagment already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 5b261abf299d496b8d235d6a831e95e583b1461bd7e9e27a814172ac0bea4ce8
[INFO] running `Command { std: "docker" "start" "-a" "5b261abf299d496b8d235d6a831e95e583b1461bd7e9e27a814172ac0bea4ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b261abf299d496b8d235d6a831e95e583b1461bd7e9e27a814172ac0bea4ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b261abf299d496b8d235d6a831e95e583b1461bd7e9e27a814172ac0bea4ce8", kill_on_drop: false }`
[INFO] [stdout] 5b261abf299d496b8d235d6a831e95e583b1461bd7e9e27a814172ac0bea4ce8
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--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] 11af1ce33d7d06bed0f58c770d76631237994a9915e18a6fc91de3edf16babb6
[INFO] running `Command { std: "docker" "start" "-a" "11af1ce33d7d06bed0f58c770d76631237994a9915e18a6fc91de3edf16babb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling unicode-segmentation v1.2.0
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling clap v2.24.2
[INFO] [stderr]    Compiling vagment v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/app/errors.rs:64:32
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.69s
[INFO] running `Command { std: "docker" "inspect" "11af1ce33d7d06bed0f58c770d76631237994a9915e18a6fc91de3edf16babb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11af1ce33d7d06bed0f58c770d76631237994a9915e18a6fc91de3edf16babb6", kill_on_drop: false }`
[INFO] [stdout] 11af1ce33d7d06bed0f58c770d76631237994a9915e18a6fc91de3edf16babb6
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] f09b305ebb0109362a6104acbb1433b9116859a2eb827a4302e3aa310837d587
[INFO] running `Command { std: "docker" "start" "-a" "f09b305ebb0109362a6104acbb1433b9116859a2eb827a4302e3aa310837d587", kill_on_drop: false }`
[INFO] [stderr]    Compiling vagment v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/app/errors.rs:64:32
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/app/errors.rs:64:32
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "f09b305ebb0109362a6104acbb1433b9116859a2eb827a4302e3aa310837d587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f09b305ebb0109362a6104acbb1433b9116859a2eb827a4302e3aa310837d587", kill_on_drop: false }`
[INFO] [stdout] f09b305ebb0109362a6104acbb1433b9116859a2eb827a4302e3aa310837d587
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3459ce24909b7aff39a8476048e4234cfcddb1e297340f634397fd54c68d07a2
[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" "3459ce24909b7aff39a8476048e4234cfcddb1e297340f634397fd54c68d07a2", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/app/errors.rs:64:32
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/app/errors.rs:64:32
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vagment-10f0edc3686d8f39)
[INFO] [stdout] running 16 tests
[INFO] [stdout] test app::command::tests::it_knows_when_it_does_not_need_to_be_executed_against_a_virtual_machine ... ok
[INFO] [stdout] test app::command::tests::it_knows_when_it_needs_to_be_executed_against_a_virtual_machine ... ok
[INFO] [stdout] test app::command::tests::it_knows_when_it_needs_the_virtual_machine_to_be_up ... ok
[INFO] [stdout] test app::command::tests::it_knows_when_it_does_not_need_the_virtual_machine_to_be_up ... ok
[INFO] [stdout] test app::machine::tests::it_retrieves_a_vm_by_its_number ... ok
[INFO] [stdout] test app::machine::tests::it_knows_when_the_vm_is_running ... ok
[INFO] [stdout] test app::machine::tests::it_knows_when_the_vm_is_not_running ... ok
[INFO] [stdout] test app::machine::tests::it_returns_a_vector_with_only_the_running_machines ... ok
[INFO] [stdout] test app::machine::tests::it_returns_a_vector_with_only_the_non_running_machines ... ok
[INFO] [stdout] test app::machine::tests::it_retrieves_the_vm_number ... ok
[INFO] [stdout] test app::number::tests::it_is_valid_when_it_is_greater_than_zero ... ok
[INFO] [stdout] test app::machine::tests::it_retrieves_the_vm_path ... ok
[INFO] [stdout] test app::machine::tests::it_retrieves_the_vagrant_file_path ... ok
[INFO] [stdout] test app::machine::tests::it_retrieves_the_vm_name ... ok
[INFO] [stdout] test app::machine::tests::it_retrieves_the_vm_state ... ok
[INFO] [stdout] test app::number::tests::it_is_not_valid_when_it_is_equal_to_zero ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vagment-e89169a443b4b839)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vagment
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3459ce24909b7aff39a8476048e4234cfcddb1e297340f634397fd54c68d07a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3459ce24909b7aff39a8476048e4234cfcddb1e297340f634397fd54c68d07a2", kill_on_drop: false }`
[INFO] [stdout] 3459ce24909b7aff39a8476048e4234cfcddb1e297340f634397fd54c68d07a2