[INFO] updating cached repository prevy/prevy-rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/prevy/prevy-rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/prevy/prevy-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/prevy/prevy-rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/prevy/prevy-rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/prevy/prevy-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/prevy/prevy-rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/prevy/prevy-rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b8e392dc545f284440a4ddda2bdf23e78ec83cc4 [INFO] sha for GitHub repo prevy/prevy-rust: b8e392dc545f284440a4ddda2bdf23e78ec83cc4 [INFO] validating manifest of prevy/prevy-rust on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of prevy/prevy-rust on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing prevy/prevy-rust [INFO] finished frobbing prevy/prevy-rust [INFO] frobbed toml for prevy/prevy-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/prevy/prevy-rust/Cargo.toml [INFO] started frobbing prevy/prevy-rust [INFO] finished frobbing prevy/prevy-rust [INFO] frobbed toml for prevy/prevy-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/prevy/prevy-rust/Cargo.toml [INFO] crate prevy/prevy-rust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/prevy/prevy-rust/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing prevy/prevy-rust against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/prevy/prevy-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 48399cd3a64c3fd1dc926f0ea629fb74a3686d894c509ef8320cf5d55a5f490d [INFO] running `"docker" "start" "-a" "48399cd3a64c3fd1dc926f0ea629fb74a3686d894c509ef8320cf5d55a5f490d"` [INFO] [stderr] Compiling xdg-basedir v1.0.0 [INFO] [stderr] Compiling atty v0.1.2 [INFO] [stderr] Compiling threadpool v1.7.1 [INFO] [stderr] Compiling prevy v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/commands/update.rs:11:27 [INFO] [stderr] | [INFO] [stderr] 11 | fn run(repos: Vec>) -> Box ()> { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Repo + Send` [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/commands/update.rs:11:49 [INFO] [stderr] | [INFO] [stderr] 11 | fn run(repos: Vec>) -> Box ()> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> ()` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/commands/mod.rs:6:27 [INFO] [stderr] | [INFO] [stderr] 6 | fn run(repos: Vec>) -> Box ()>; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Repo + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/commands/mod.rs:6:49 [INFO] [stderr] | [INFO] [stderr] 6 | fn run(repos: Vec>) -> Box ()>; [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> ()` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/context/workspace.rs:24:24 [INFO] [stderr] | [INFO] [stderr] 24 | pub repos: Vec>, [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Repo` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/vcs/mod.rs:62:32 [INFO] [stderr] | [INFO] [stderr] 62 | fn clone_box(&self) -> Box; [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Repo` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/vcs/mod.rs:68:32 [INFO] [stderr] | [INFO] [stderr] 68 | fn clone_box(&self) -> Box { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Repo` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/vcs/mod.rs:81:21 [INFO] [stderr] | [INFO] [stderr] 81 | impl fmt::Debug for Repo { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Repo` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/vcs/mod.rs:87:20 [INFO] [stderr] | [INFO] [stderr] 87 | impl Clone for Box { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Repo` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/vcs/mod.rs:88:28 [INFO] [stderr] | [INFO] [stderr] 88 | fn clone(&self) -> Box { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Repo` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/vcs/mod.rs:97:54 [INFO] [stderr] | [INFO] [stderr] 97 | pub fn from_hash(hash: (&Yaml, &Yaml)) -> Result> { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Repo` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_left_matches': superseded by `trim_start_matches` [INFO] [stderr] --> src/core/constants.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | var.trim_left_matches(VAR_PREFIX).to_lowercase().to_string() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rx` [INFO] [stderr] --> src/commands/update.rs:13:18 [INFO] [stderr] | [INFO] [stderr] 13 | let (tx, rx) = channel(); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_rx` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Update` [INFO] [stderr] --> src/commands/update.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | pub struct Update; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.08s [INFO] running `"docker" "inspect" "48399cd3a64c3fd1dc926f0ea629fb74a3686d894c509ef8320cf5d55a5f490d"` [INFO] running `"docker" "rm" "-f" "48399cd3a64c3fd1dc926f0ea629fb74a3686d894c509ef8320cf5d55a5f490d"` [INFO] [stdout] 48399cd3a64c3fd1dc926f0ea629fb74a3686d894c509ef8320cf5d55a5f490d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/prevy/prevy-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 14af201b49f6506dd194a1f631904f6bc9c6d9747c2da11ac76fe70d1a12f440 [INFO] running `"docker" "start" "-a" "14af201b49f6506dd194a1f631904f6bc9c6d9747c2da11ac76fe70d1a12f440"` [INFO] [stderr] Compiling prevy v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/commands/update.rs:11:27 [INFO] [stderr] | [INFO] [stderr] 11 | fn run(repos: Vec>) -> Box ()> { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Repo + Send` [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/commands/update.rs:11:49 [INFO] [stderr] | [INFO] [stderr] 11 | fn run(repos: Vec>) -> Box ()> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> ()` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/commands/mod.rs:6:27 [INFO] [stderr] | [INFO] [stderr] 6 | fn run(repos: Vec>) -> Box ()>; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Repo + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/commands/mod.rs:6:49 [INFO] [stderr] | [INFO] [stderr] 6 | fn run(repos: Vec>) -> Box ()>; [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> ()` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/context/workspace.rs:24:24 [INFO] [stderr] | [INFO] [stderr] 24 | pub repos: Vec>, [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Repo` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/vcs/mod.rs:62:32 [INFO] [stderr] | [INFO] [stderr] 62 | fn clone_box(&self) -> Box; [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Repo` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/vcs/mod.rs:68:32 [INFO] [stderr] | [INFO] [stderr] 68 | fn clone_box(&self) -> Box { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Repo` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/vcs/mod.rs:81:21 [INFO] [stderr] | [INFO] [stderr] 81 | impl fmt::Debug for Repo { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Repo` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/vcs/mod.rs:87:20 [INFO] [stderr] | [INFO] [stderr] 87 | impl Clone for Box { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Repo` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/vcs/mod.rs:88:28 [INFO] [stderr] | [INFO] [stderr] 88 | fn clone(&self) -> Box { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Repo` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/vcs/mod.rs:97:54 [INFO] [stderr] | [INFO] [stderr] 97 | pub fn from_hash(hash: (&Yaml, &Yaml)) -> Result> { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Repo` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_left_matches': superseded by `trim_start_matches` [INFO] [stderr] --> src/core/constants.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | var.trim_left_matches(VAR_PREFIX).to_lowercase().to_string() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rx` [INFO] [stderr] --> src/commands/update.rs:13:18 [INFO] [stderr] | [INFO] [stderr] 13 | let (tx, rx) = channel(); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_rx` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Update` [INFO] [stderr] --> src/commands/update.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | pub struct Update; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.98s [INFO] running `"docker" "inspect" "14af201b49f6506dd194a1f631904f6bc9c6d9747c2da11ac76fe70d1a12f440"` [INFO] running `"docker" "rm" "-f" "14af201b49f6506dd194a1f631904f6bc9c6d9747c2da11ac76fe70d1a12f440"` [INFO] [stdout] 14af201b49f6506dd194a1f631904f6bc9c6d9747c2da11ac76fe70d1a12f440 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/prevy/prevy-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 340337d0150684b25c7dfb0df53b3ceac2a491187da735f7e5bf2aadf46e8600 [INFO] running `"docker" "start" "-a" "340337d0150684b25c7dfb0df53b3ceac2a491187da735f7e5bf2aadf46e8600"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [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/crater/target/debug/deps/prevy-d7d20e63f1573803 [INFO] running `"docker" "inspect" "340337d0150684b25c7dfb0df53b3ceac2a491187da735f7e5bf2aadf46e8600"` [INFO] running `"docker" "rm" "-f" "340337d0150684b25c7dfb0df53b3ceac2a491187da735f7e5bf2aadf46e8600"` [INFO] [stdout] 340337d0150684b25c7dfb0df53b3ceac2a491187da735f7e5bf2aadf46e8600