[INFO] cloning repository https://github.com/sireliah/sillybumper [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sireliah/sillybumper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsireliah%2Fsillybumper", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsireliah%2Fsillybumper'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2fba152ecab8ecebe5d64ba0915d44bf7c21570c [INFO] testing sireliah/sillybumper against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsireliah%2Fsillybumper" "/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/sireliah/sillybumper on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sireliah/sillybumper [INFO] finished tweaking git repo https://github.com/sireliah/sillybumper [INFO] tweaked toml for git repo https://github.com/sireliah/sillybumper written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/sireliah/sillybumper already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded log v0.4.7 [INFO] [stderr] Downloaded tokio-executor v0.1.8 [INFO] [stderr] Downloaded tokio-timer v0.2.11 [INFO] [stderr] Downloaded unicode-width v0.1.9 [INFO] [stderr] Downloaded tokio-threadpool v0.1.15 [INFO] [stderr] Downloaded tokio-io v0.1.12 [INFO] [stderr] Downloaded tokio-current-thread v0.1.6 [INFO] [stderr] Downloaded net2 v0.2.33 [INFO] [stderr] Downloaded string v0.2.1 [INFO] [stderr] Downloaded itoa v0.4.4 [INFO] [stderr] Downloaded futures-cpupool v0.1.8 [INFO] [stderr] Downloaded tokio v0.1.22 [INFO] [stderr] Downloaded indexmap v1.0.2 [INFO] [stderr] Downloaded want v0.2.0 [INFO] [stderr] Downloaded tokio-reactor v0.1.9 [INFO] [stderr] Downloaded bytes v0.4.12 [INFO] [stderr] Downloaded try-lock v0.2.2 [INFO] [stderr] Downloaded http-body v0.1.0 [INFO] [stderr] Downloaded tokio-buf v0.1.1 [INFO] [stderr] Downloaded mio v0.6.19 [INFO] [stderr] Downloaded tokio-sync v0.1.6 [INFO] [stderr] Downloaded tokio-tcp v0.1.3 [INFO] [stderr] Downloaded arrayvec v0.4.11 [INFO] [stderr] Downloaded http v0.1.17 [INFO] [stderr] Downloaded libc v0.2.59 [INFO] [stderr] Downloaded crossbeam-deque v0.7.1 [INFO] [stderr] Downloaded futures v0.1.28 [INFO] [stderr] Downloaded parking_lot_core v0.4.0 [INFO] [stderr] Downloaded parking_lot v0.7.1 [INFO] [stderr] Downloaded hyper v0.12.32 [INFO] [stderr] Downloaded h2 v0.1.25 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 191e8c5f7f957a837108f54ac151877b874ee3dac486f0abc562013e78dfe749 [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" "191e8c5f7f957a837108f54ac151877b874ee3dac486f0abc562013e78dfe749", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "191e8c5f7f957a837108f54ac151877b874ee3dac486f0abc562013e78dfe749", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "191e8c5f7f957a837108f54ac151877b874ee3dac486f0abc562013e78dfe749", kill_on_drop: false }` [INFO] [stdout] 191e8c5f7f957a837108f54ac151877b874ee3dac486f0abc562013e78dfe749 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2ea3bbb13ec0db1cf0bdc0a0d9005ef6684fddefe1a8ad7cb214786438defb89 [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" "2ea3bbb13ec0db1cf0bdc0a0d9005ef6684fddefe1a8ad7cb214786438defb89", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.59 [INFO] [stderr] Compiling futures v0.1.28 [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling log v0.4.7 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling try-lock v0.2.2 [INFO] [stderr] Compiling indexmap v1.0.2 [INFO] [stderr] Compiling crossbeam-utils v0.6.5 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling hyper v0.12.32 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling tokio-executor v0.1.8 [INFO] [stderr] Compiling tokio-sync v0.1.6 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling tokio-timer v0.2.11 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling http v0.1.17 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling tokio-threadpool v0.1.15 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling tokio-reactor v0.1.9 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling h2 v0.1.25 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling sillybumper v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:13:61 [INFO] [stdout] | [INFO] [stdout] 13 | fn parse_contents(contents: &str) -> Result<(i32, i32), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:71:54 [INFO] [stdout] | [INFO] [stdout] 71 | fn read_file(file_path: &Path) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:78:79 [INFO] [stdout] | [INFO] [stdout] 78 | fn write_file(file_path: &Path, l_value: i32, r_value: i32) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.22s [INFO] running `Command { std: "docker" "inspect" "2ea3bbb13ec0db1cf0bdc0a0d9005ef6684fddefe1a8ad7cb214786438defb89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ea3bbb13ec0db1cf0bdc0a0d9005ef6684fddefe1a8ad7cb214786438defb89", kill_on_drop: false }` [INFO] [stdout] 2ea3bbb13ec0db1cf0bdc0a0d9005ef6684fddefe1a8ad7cb214786438defb89 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 96383296aa70111d8782d71be874a60bf230ffecfefbcc45945d04e66a2d5b19 [INFO] running `Command { std: "docker" "start" "-a" "96383296aa70111d8782d71be874a60bf230ffecfefbcc45945d04e66a2d5b19", kill_on_drop: false }` [INFO] [stderr] Compiling sillybumper v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:13:61 [INFO] [stdout] | [INFO] [stdout] 13 | fn parse_contents(contents: &str) -> Result<(i32, i32), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:71:54 [INFO] [stdout] | [INFO] [stdout] 71 | fn read_file(file_path: &Path) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:78:79 [INFO] [stdout] | [INFO] [stdout] 78 | fn write_file(file_path: &Path, l_value: i32, r_value: i32) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.81s [INFO] running `Command { std: "docker" "inspect" "96383296aa70111d8782d71be874a60bf230ffecfefbcc45945d04e66a2d5b19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96383296aa70111d8782d71be874a60bf230ffecfefbcc45945d04e66a2d5b19", kill_on_drop: false }` [INFO] [stdout] 96383296aa70111d8782d71be874a60bf230ffecfefbcc45945d04e66a2d5b19 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", 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] 33a4c17faa6745a366d76ab2929e71cbd8430ccb75c5fdefe7664daa89ff2c07 [INFO] running `Command { std: "docker" "start" "-a" "33a4c17faa6745a366d76ab2929e71cbd8430ccb75c5fdefe7664daa89ff2c07", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:13:61 [INFO] [stderr] | [INFO] [stderr] 13 | fn parse_contents(contents: &str) -> Result<(i32, i32), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] running 1 test [INFO] [stderr] --> src/main.rs:71:54 [INFO] [stdout] test tests::test_parse_contents ... ok [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 71 | fn read_file(file_path: &Path) -> Result> { [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:78:79 [INFO] [stderr] | [INFO] [stderr] 78 | fn write_file(file_path: &Path, l_value: i32, r_value: i32) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `sillybumper` (bin "sillybumper" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.83s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sillybumper-0428e9fbf3a74a09) [INFO] running `Command { std: "docker" "inspect" "33a4c17faa6745a366d76ab2929e71cbd8430ccb75c5fdefe7664daa89ff2c07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33a4c17faa6745a366d76ab2929e71cbd8430ccb75c5fdefe7664daa89ff2c07", kill_on_drop: false }` [INFO] [stdout] 33a4c17faa6745a366d76ab2929e71cbd8430ccb75c5fdefe7664daa89ff2c07