[INFO] fetching crate cromwell 0.1.5...
[INFO] testing cromwell-0.1.5 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate cromwell 0.1.5 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate cromwell 0.1.5
[INFO] finished tweaking crates.io crate cromwell 0.1.5
[INFO] tweaked toml for crates.io crate cromwell 0.1.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cromwell 0.1.5 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 239 packages to latest compatible versions
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.51)
[INFO] [stderr]       Adding dirs v1.0.5 (available: v6.0.0)
[INFO] [stderr]       Adding env_logger v0.6.2 (available: v0.11.8)
[INFO] [stderr]       Adding nix v0.11.1 (available: v0.30.1)
[INFO] [stderr]       Adding prettytable-rs v0.8.0 (available: v0.10.0)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.9.2)
[INFO] [stderr]       Adding reqwest v0.9.24 (available: v0.12.24)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21c9c76c55aaaf60233c060992c79b2e8d2da28ad792c58a330491e6ec5849b4
[INFO] running `Command { std: "docker" "start" "-a" "21c9c76c55aaaf60233c060992c79b2e8d2da28ad792c58a330491e6ec5849b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21c9c76c55aaaf60233c060992c79b2e8d2da28ad792c58a330491e6ec5849b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21c9c76c55aaaf60233c060992c79b2e8d2da28ad792c58a330491e6ec5849b4", kill_on_drop: false }`
[INFO] [stdout] 21c9c76c55aaaf60233c060992c79b2e8d2da28ad792c58a330491e6ec5849b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c63219b81fc3ef9b44088ee3640c3365925503cbea7307f0512814656b3342b
[INFO] running `Command { std: "docker" "start" "-a" "1c63219b81fc3ef9b44088ee3640c3365925503cbea7307f0512814656b3342b", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling xattr v1.6.1
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling publicsuffix v1.5.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling tar v0.4.44
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling cromwell v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/container.rs:179:45
[INFO] [stdout]     |
[INFO] [stdout] 174 | /                 execve(
[INFO] [stdout] 175 | |                     &default_shell,
[INFO] [stdout] 176 | |                     &[default_shell.clone(), shell_opt, cmd],
[INFO] [stdout] 177 | |                     &[lang, path],
[INFO] [stdout] 178 | |                 )
[INFO] [stdout] 179 | |                 .expect("execution failed.");
[INFO] [stdout]     | |                                            -^ unreachable expression
[INFO] [stdout]     | |____________________________________________|
[INFO] [stdout]     |                                              any code following this expression is unreachable
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `void::Void`, which is uninhabited
[INFO] [stdout]    --> src/container.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 | /                 execve(
[INFO] [stdout] 175 | |                     &default_shell,
[INFO] [stdout] 176 | |                     &[default_shell.clone(), shell_opt, cmd],
[INFO] [stdout] 177 | |                     &[lang, path],
[INFO] [stdout] 178 | |                 )
[INFO] [stdout] 179 | |                 .expect("execution failed.");
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.12s
[INFO] running `Command { std: "docker" "inspect" "1c63219b81fc3ef9b44088ee3640c3365925503cbea7307f0512814656b3342b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c63219b81fc3ef9b44088ee3640c3365925503cbea7307f0512814656b3342b", kill_on_drop: false }`
[INFO] [stdout] 1c63219b81fc3ef9b44088ee3640c3365925503cbea7307f0512814656b3342b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff58463663ea8ff96c4e169240064c228bd545802f3113a8fa2ae49edad871e4
[INFO] running `Command { std: "docker" "start" "-a" "ff58463663ea8ff96c4e169240064c228bd545802f3113a8fa2ae49edad871e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling cromwell v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/container.rs:179:45
[INFO] [stdout]     |
[INFO] [stdout] 174 | /                 execve(
[INFO] [stdout] 175 | |                     &default_shell,
[INFO] [stdout] 176 | |                     &[default_shell.clone(), shell_opt, cmd],
[INFO] [stdout] 177 | |                     &[lang, path],
[INFO] [stdout] 178 | |                 )
[INFO] [stdout] 179 | |                 .expect("execution failed.");
[INFO] [stdout]     | |                                            -^ unreachable expression
[INFO] [stdout]     | |____________________________________________|
[INFO] [stdout]     |                                              any code following this expression is unreachable
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `void::Void`, which is uninhabited
[INFO] [stdout]    --> src/container.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 | /                 execve(
[INFO] [stdout] 175 | |                     &default_shell,
[INFO] [stdout] 176 | |                     &[default_shell.clone(), shell_opt, cmd],
[INFO] [stdout] 177 | |                     &[lang, path],
[INFO] [stdout] 178 | |                 )
[INFO] [stdout] 179 | |                 .expect("execution failed.");
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "ff58463663ea8ff96c4e169240064c228bd545802f3113a8fa2ae49edad871e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff58463663ea8ff96c4e169240064c228bd545802f3113a8fa2ae49edad871e4", kill_on_drop: false }`
[INFO] [stdout] ff58463663ea8ff96c4e169240064c228bd545802f3113a8fa2ae49edad871e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 990a7e5beefb4490f203ae9593519fab5f255d9bef1207eba21a43383abf7209
[INFO] running `Command { std: "docker" "start" "-a" "990a7e5beefb4490f203ae9593519fab5f255d9bef1207eba21a43383abf7209", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/container.rs:179:45
[INFO] [stderr]     |
[INFO] [stderr] 174 | /                 execve(
[INFO] [stderr] 175 | |                     &default_shell,
[INFO] [stderr] 176 | |                     &[default_shell.clone(), shell_opt, cmd],
[INFO] [stderr] 177 | |                     &[lang, path],
[INFO] [stderr] 178 | |                 )
[INFO] [stderr] 179 | |                 .expect("execution failed.");
[INFO] [stderr]     | |                                            -^ unreachable expression
[INFO] [stderr]     | |____________________________________________|
[INFO] [stderr]     |                                              any code following this expression is unreachable
[INFO] [stderr]     |
[INFO] [stderr] note: this expression has type `void::Void`, which is uninhabited
[INFO] [stderr]    --> src/container.rs:174:17
[INFO] [stderr]     |
[INFO] [stderr] 174 | /                 execve(
[INFO] [stderr] 175 | |                     &default_shell,
[INFO] [stderr] 176 | |                     &[default_shell.clone(), shell_opt, cmd],
[INFO] [stderr] 177 | |                     &[lang, path],
[INFO] [stderr] 178 | |                 )
[INFO] [stderr] 179 | |                 .expect("execution failed.");
[INFO] [stderr]     | |____________________________________________^
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cromwell` (bin "cromwell" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cromwell-91bcc3b9de6c60ee)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test network::test_add_bridge ... ignored
[INFO] [stdout] test network::test_add_container_network ... ignored
[INFO] [stdout] test network::test_veth_new ... ignored
[INFO] [stdout] test config::tests::test_init_config ... ok
[INFO] [stdout] test image::tests::test_init_image ... ok
[INFO] [stdout] test container::tests::test_init_container ... ok
[INFO] [stdout] test image::tests::test_init_image_spec_tag ... ok
[INFO] [stdout] test commands::test_exec_each ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "990a7e5beefb4490f203ae9593519fab5f255d9bef1207eba21a43383abf7209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "990a7e5beefb4490f203ae9593519fab5f255d9bef1207eba21a43383abf7209", kill_on_drop: false }`
[INFO] [stdout] 990a7e5beefb4490f203ae9593519fab5f255d9bef1207eba21a43383abf7209
