[INFO] crate rusty-variation 0.1.0 is already in cache [INFO] extracting crate rusty-variation 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/rusty-variation/0.1.0 [INFO] extracting crate rusty-variation 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rusty-variation/0.1.0 [INFO] validating manifest of rusty-variation-0.1.0 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 rusty-variation-0.1.0 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 rusty-variation-0.1.0 [INFO] finished frobbing rusty-variation-0.1.0 [INFO] frobbed toml for rusty-variation-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rusty-variation/0.1.0/Cargo.toml [INFO] started frobbing rusty-variation-0.1.0 [INFO] finished frobbing rusty-variation-0.1.0 [INFO] frobbed toml for rusty-variation-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rusty-variation/0.1.0/Cargo.toml [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 rusty-variation-0.1.0 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rusty-variation/0.1.0:/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] bb382bb665d28c6fef5644e8cd3a230798a152433a98fbd8d8f8627b813a2622 [INFO] running `"docker" "start" "-a" "bb382bb665d28c6fef5644e8cd3a230798a152433a98fbd8d8f8627b813a2622"` [INFO] [stderr] Compiling rusty-variation v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:65:73 [INFO] [stderr] | [INFO] [stderr] 65 | -> Result> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Error + 'a` [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/lib.rs:72:71 [INFO] [stderr] | [INFO] [stderr] 72 | -> Result<(T, S), Box> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Error + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:77:40 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn close(s: End) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:82:42 [INFO] [stderr] | [INFO] [stderr] 82 | pub fn cancel(x: T) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:140:36 [INFO] [stderr] | [INFO] [stderr] 140 | F: FnOnce(S1) -> Result>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Error + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:141:36 [INFO] [stderr] | [INFO] [stderr] 141 | G: FnOnce(S2) -> Result>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Error + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:138:77 [INFO] [stderr] | [INFO] [stderr] 138 | -> Result> [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Error + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:148:78 [INFO] [stderr] | [INFO] [stderr] 148 | -> Result> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Error + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:155:79 [INFO] [stderr] | [INFO] [stderr] 155 | -> Result> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Error + 'a` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.39s [INFO] running `"docker" "inspect" "bb382bb665d28c6fef5644e8cd3a230798a152433a98fbd8d8f8627b813a2622"` [INFO] running `"docker" "rm" "-f" "bb382bb665d28c6fef5644e8cd3a230798a152433a98fbd8d8f8627b813a2622"` [INFO] [stdout] bb382bb665d28c6fef5644e8cd3a230798a152433a98fbd8d8f8627b813a2622 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rusty-variation/0.1.0:/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] a5201eb3060af1a2b514859953c828bfdb8d612029c548de5d2f5b0da4ac4fe4 [INFO] running `"docker" "start" "-a" "a5201eb3060af1a2b514859953c828bfdb8d612029c548de5d2f5b0da4ac4fe4"` [INFO] [stderr] Compiling rusty-variation v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:65:73 [INFO] [stderr] | [INFO] [stderr] 65 | -> Result> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Error + 'a` [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/lib.rs:72:71 [INFO] [stderr] | [INFO] [stderr] 72 | -> Result<(T, S), Box> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Error + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:77:40 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn close(s: End) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:82:42 [INFO] [stderr] | [INFO] [stderr] 82 | pub fn cancel(x: T) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:140:36 [INFO] [stderr] | [INFO] [stderr] 140 | F: FnOnce(S1) -> Result>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Error + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:141:36 [INFO] [stderr] | [INFO] [stderr] 141 | G: FnOnce(S2) -> Result>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Error + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:138:77 [INFO] [stderr] | [INFO] [stderr] 138 | -> Result> [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Error + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:148:78 [INFO] [stderr] | [INFO] [stderr] 148 | -> Result> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Error + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:155:79 [INFO] [stderr] | [INFO] [stderr] 155 | -> Result> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Error + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:198:38 [INFO] [stderr] | [INFO] [stderr] 198 | assert!(|| -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:107:47 [INFO] [stderr] | [INFO] [stderr] 107 | let r = (move || -> Result<_, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] ... [INFO] [stderr] 200 | let s = fork!(move |s: Send<(), End>| { [INFO] [stderr] | _____________________- [INFO] [stderr] 201 | | let s = send((), s)?; [INFO] [stderr] 202 | | close(s) [INFO] [stderr] 203 | | }); [INFO] [stderr] | |______________- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:221:71 [INFO] [stderr] | [INFO] [stderr] 221 | fn simple_calc_server(s: SimpleCalcServer) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:238:38 [INFO] [stderr] | [INFO] [stderr] 238 | assert!(|| -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:278:67 [INFO] [stderr] | [INFO] [stderr] 278 | fn nice_calc_server(s: NiceCalcServer) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:296:38 [INFO] [stderr] | [INFO] [stderr] 296 | assert!(|| -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:178:35 [INFO] [stderr] | [INFO] [stderr] 178 | (move || -> Result<_, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] ... [INFO] [stderr] 305 | let s = select!(CalcOp::Neg, s)?; [INFO] [stderr] | ----------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:178:35 [INFO] [stderr] | [INFO] [stderr] 178 | (move || -> Result<_, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] ... [INFO] [stderr] 317 | let s = select!(CalcOp::Add, s)?; [INFO] [stderr] | ----------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:335:38 [INFO] [stderr] | [INFO] [stderr] 335 | assert!(|| -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:107:47 [INFO] [stderr] | [INFO] [stderr] 107 | let r = (move || -> Result<_, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] ... [INFO] [stderr] 353 | let (other_thread, s) = fork_with_thread_id!( [INFO] [stderr] | _________________________________- [INFO] [stderr] 354 | | move |s: NiceCalcServer| {cancel(s)}); [INFO] [stderr] | |______________________________________________________- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:356:38 [INFO] [stderr] | [INFO] [stderr] 356 | assert!(|| -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:178:35 [INFO] [stderr] | [INFO] [stderr] 178 | (move || -> Result<_, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] ... [INFO] [stderr] 358 | let s = select!(CalcOp::Add, s)?; [INFO] [stderr] | ----------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:107:47 [INFO] [stderr] | [INFO] [stderr] 107 | let r = (move || -> Result<_, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] ... [INFO] [stderr] 374 | let (other_thread2, u) = fork_with_thread_id!( [INFO] [stderr] | __________________________________- [INFO] [stderr] 375 | | move |u: Recv, End>| {cancel(u)}); [INFO] [stderr] | |_________________________________________________________________- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:377:38 [INFO] [stderr] | [INFO] [stderr] 377 | assert!(|| -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:393:39 [INFO] [stderr] | [INFO] [stderr] 393 | assert!(|| -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:396:54 [INFO] [stderr] | [INFO] [stderr] 396 | let f = move |x: i32| -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:178:35 [INFO] [stderr] | [INFO] [stderr] 178 | (move || -> Result<_, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] ... [INFO] [stderr] 397 | let s = select!(CalcOp::Neg, s)?; [INFO] [stderr] | ----------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:420:65 [INFO] [stderr] | [INFO] [stderr] 420 | fn nice_sum_server(s: NiceSumServer) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:424:79 [INFO] [stderr] | [INFO] [stderr] 424 | fn nice_sum_server_accum(s: NiceSumServer, x: i32) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:438:49 [INFO] [stderr] | [INFO] [stderr] 438 | -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:178:35 [INFO] [stderr] | [INFO] [stderr] 178 | (move || -> Result<_, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] ... [INFO] [stderr] 441 | let s = select!(SumOp::More, s)?; [INFO] [stderr] | ----------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:178:35 [INFO] [stderr] | [INFO] [stderr] 178 | (move || -> Result<_, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] ... [INFO] [stderr] 446 | let s = select!(SumOp::Done, s)?; [INFO] [stderr] | ----------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:464:38 [INFO] [stderr] | [INFO] [stderr] 464 | assert!(|| -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:107:47 [INFO] [stderr] | [INFO] [stderr] 107 | let r = (move || -> Result<_, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] ... [INFO] [stderr] 478 | let s = fork!(move |s: Send<(), End>| { [INFO] [stderr] | _________________- [INFO] [stderr] 479 | | loop { [INFO] [stderr] 480 | | // Let's trick the reachability checker [INFO] [stderr] 481 | | if false { break; } [INFO] [stderr] ... | [INFO] [stderr] 484 | | Ok(()) [INFO] [stderr] 485 | | }); [INFO] [stderr] | |__________- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:487:30 [INFO] [stderr] | [INFO] [stderr] 487 | || -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:107:47 [INFO] [stderr] | [INFO] [stderr] 107 | let r = (move || -> Result<_, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] ... [INFO] [stderr] 496 | let s = fork!(move |s: Send<(), End>| { [INFO] [stderr] | _________________- [INFO] [stderr] 497 | | mem::forget(s); [INFO] [stderr] 498 | | Ok(()) [INFO] [stderr] 499 | | }); [INFO] [stderr] | |__________- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:501:30 [INFO] [stderr] | [INFO] [stderr] 501 | || -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:107:47 [INFO] [stderr] | [INFO] [stderr] 107 | let r = (move || -> Result<_, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] ... [INFO] [stderr] 511 | let r2 = fork!(move |s2: Send<(), End>| { [INFO] [stderr] | __________________- [INFO] [stderr] 512 | | let (x, End) = recv(r1)?; [INFO] [stderr] 513 | | let End = send(x, s2)?; [INFO] [stderr] 514 | | Ok(()) [INFO] [stderr] 515 | | }); [INFO] [stderr] | |__________- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:517:30 [INFO] [stderr] | [INFO] [stderr] 517 | || -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.05s [INFO] running `"docker" "inspect" "a5201eb3060af1a2b514859953c828bfdb8d612029c548de5d2f5b0da4ac4fe4"` [INFO] running `"docker" "rm" "-f" "a5201eb3060af1a2b514859953c828bfdb8d612029c548de5d2f5b0da4ac4fe4"` [INFO] [stdout] a5201eb3060af1a2b514859953c828bfdb8d612029c548de5d2f5b0da4ac4fe4 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rusty-variation/0.1.0:/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] acf08170de7aae4e69246069aaffc3271a882296efb5343daaa0a7c808212592 [INFO] running `"docker" "start" "-a" "acf08170de7aae4e69246069aaffc3271a882296efb5343daaa0a7c808212592"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/rusty_variation-d9477f941b63cb81 [INFO] [stdout] [INFO] [stderr] thread '' panicked at 'receiving on a closed channel', src/lib.rs:391:33 [INFO] [stdout] running 8 tests [INFO] [stderr] stack backtrace: [INFO] [stdout] test tests::cancel_recv_works ... ok [INFO] [stdout] test tests::ping_works ... ok [INFO] [stdout] test tests::nice_calc_works ... ok [INFO] [stdout] test tests::simple_calc_works ... ok [INFO] [stderr] thread '' panicked at 'receiving on a closed channel', src/lib.rs:333:33 [INFO] [stdout] test tests::recursion_works ... ok [INFO] [stderr] thread '' panicked at 'receiving on a closed channel', src/lib.rs:373:34 [INFO] [stderr] 0: 0x55f4aedffbfb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55f4aedffbfb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55f4aedffbfb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55f4aedffbfb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55f4aedffbfb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55f4aedff8d7 - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55f4aee00370 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55f4aedffef2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55f4aedffe3f - std::panicking::begin_panic_fmt::ha6acf0ffd6d7f80d [INFO] [stderr] at src/libstd/panicking.rs:339 [INFO] [stderr] 9: 0x55f4aed134e7 - rusty_variation::tests::closure_works::{{closure}}::h920131a44aaa9373 [INFO] [stderr] at src/lib.rs:97 [INFO] [stderr] 10: 0x55f4aed188eb - std::sys_common::backtrace::__rust_begin_short_backtrace::hff6a99479a1dbe83 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 11: 0x55f4aed059bd - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h5a5b4d4798ce48fa [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stderr] 12: 0x55f4aed2ac6d - as core::ops::function::FnOnce<()>>::call_once::hcae876c551adac21 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stderr] 13: 0x55f4aed25de0 - std::panicking::try::do_call::h6981e92d065ed1b7 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stderr] 14: 0x55f4aee02a0a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 15: 0x55f4aed25583 - std::panicking::try::h871641c59c257aba [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stderr] 16: 0x55f4aed2d95d - std::panic::catch_unwind::hea081840f7a61ce5 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stderr] 17: 0x55f4aed0481a - std::thread::Builder::spawn_unchecked::{{closure}}::h7261c5b425608a5b [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stderr] 18: 0x55f4aed195d3 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he97cd3d728a2ec64 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stderr] 19: 0x55f4aedf575f - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stderr] 20: 0x55f4aee020d0 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stderr] 21: 0x55f4aee020d0 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 22: 0x55f4aee020d0 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 23: 0x7f855d3ee4a4 - start_thread [INFO] [stderr] 24: 0x7f855cf19d0f - __clone [INFO] [stderr] 25: 0x0 - [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55f4aedffbfb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55f4aedffbfb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55f4aedffbfb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55f4aedffbfb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55f4aedffbfb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55f4aedff8d7 - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55f4aee00370 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55f4aedffef2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55f4aedffe3f - std::panicking::begin_panic_fmt::ha6acf0ffd6d7f80d [INFO] [stderr] at src/libstd/panicking.rs:339 [INFO] [stderr] 9: 0x55f4aed109c7 - rusty_variation::tests::cancel_send_works::{{closure}}::h090e0a6b4aa8b58f [INFO] [stderr] at src/lib.rs:97 [INFO] [stderr] 10: 0x55f4aed1882b - std::sys_common::backtrace::__rust_begin_short_backtrace::h9a24d14ee1f4f2ec [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 11: 0x55f4aed05a1d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h5ce8c82c2f439177 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] test tests::closure_works ... ok [INFO] [stderr] 12: 0x55f4aed2ac0d - as core::ops::function::FnOnce<()>>::call_once::hc44602ef6662ad9f [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stderr] 13: 0x55f4aed26010 - std::panicking::try::do_call::he5383fbe1c7f250c [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stderr] 14: 0x55f4aee02a0a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 15: 0x55f4aed24db3 - std::panicking::try::h27552f169df88fd3 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stderr] 16: 0x55f4aed2d7dd - std::panic::catch_unwind::ha4d4ac3bf4d05475 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stderr] 17: 0x55f4aed0545a - std::thread::Builder::spawn_unchecked::{{closure}}::he19e89b9db40a105 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stderr] 18: 0x55f4aed195b3 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc9cd1a759b8d19bd [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stderr] 19: 0x55f4aedf575f - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stderr] 20: 0x55f4aee020d0 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stderr] 21: 0x55f4aee020d0 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 22: 0x55f4aee020d0 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 23: 0x7f855d3ee4a4 - start_thread [INFO] [stderr] 24: 0x7f855cf19d0f - __clone [INFO] [stderr] 25: 0x0 - [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55f4aedffbfb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55f4aedffbfb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55f4aedffbfb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55f4aedffbfb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55f4aedffbfb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55f4aedff8d7 - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55f4aee00370 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55f4aedffef2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55f4aedffe3f - std::panicking::begin_panic_fmt::ha6acf0ffd6d7f80d [INFO] [stderr] at src/libstd/panicking.rs:339 [INFO] [stderr] 9: 0x55f4aed12a27 - rusty_variation::tests::delegation_works::{{closure}}::h51880a43dd127f54 [INFO] [stderr] at src/lib.rs:97 [INFO] [stderr] 10: 0x55f4aed187cb - std::sys_common::backtrace::__rust_begin_short_backtrace::h37d043ff6cf44c4e [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 11: 0x55f4aed05a7d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::ha8e7a479fcabb2af [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stderr] 12: 0x55f4aed2accd - as core::ops::function::FnOnce<()>>::call_once::hd10c71498e7bad13 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stderr] 13: 0x55f4aed25e80 - std::panicking::try::do_call::hb12f92e2c72c2138 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stderr] 14: 0x55f4aee02a0a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 15: 0x55f4aed253f3 - std::panicking::try::h77eeb46c5deca9ba [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stderr] 16: 0x55f4aed2d8dd - std::panic::catch_unwind::hc28bf4c325485b6a [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stderr] 17: 0x55f4aed0514a - std::thread::Builder::spawn_unchecked::{{closure}}::he19c659a30dbd42e [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stderr] 18: 0x55f4aed19543 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hab1e2434142fea05 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stderr] 19: 0x55f4aedf575f - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stderr] 20: 0x55f4aee020d0 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stderr] 21: 0x55f4aee020d0 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 22: 0x55f4aee020d0 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 23: 0x7f855d3ee4a4 - start_thread [INFO] [stderr] 24: 0x7f855cf19d0f - __clone [INFO] [stderr] 25: 0x0 - [INFO] [stdout] test tests::delegation_works ... ok [INFO] [stdout] test tests::cancel_send_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests rusty-variation [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 `"docker" "inspect" "acf08170de7aae4e69246069aaffc3271a882296efb5343daaa0a7c808212592"` [INFO] running `"docker" "rm" "-f" "acf08170de7aae4e69246069aaffc3271a882296efb5343daaa0a7c808212592"` [INFO] [stdout] acf08170de7aae4e69246069aaffc3271a882296efb5343daaa0a7c808212592