[INFO] cloning repository https://github.com/piyushrungta25/bf-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/piyushrungta25/bf-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiyushrungta25%2Fbf-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiyushrungta25%2Fbf-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4e8989c96c32f0e22c0236338dc3b5a315a9c39
[INFO] checking piyushrungta25/bf-rs against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiyushrungta25%2Fbf-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/piyushrungta25/bf-rs on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/piyushrungta25/bf-rs
[INFO] finished tweaking git repo https://github.com/piyushrungta25/bf-rs
[INFO] tweaked toml for git repo https://github.com/piyushrungta25/bf-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/piyushrungta25/bf-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be97c710e6eebfad6ac85a95f2fdbc235dea9e46871cd3bcbe3e22710c9fc424
[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" "be97c710e6eebfad6ac85a95f2fdbc235dea9e46871cd3bcbe3e22710c9fc424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be97c710e6eebfad6ac85a95f2fdbc235dea9e46871cd3bcbe3e22710c9fc424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be97c710e6eebfad6ac85a95f2fdbc235dea9e46871cd3bcbe3e22710c9fc424", kill_on_drop: false }`
[INFO] [stdout] be97c710e6eebfad6ac85a95f2fdbc235dea9e46871cd3bcbe3e22710c9fc424
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8798afb3b7c461debe05c74986d6a8e0369d37f38a209ba1f921540a282db6ce
[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" "8798afb3b7c461debe05c74986d6a8e0369d37f38a209ba1f921540a282db6ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.61
[INFO] [stderr]     Checking bfrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking escargot v0.4.0
[INFO] [stderr]     Checking predicates v1.0.1
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:17:42
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn dump(&self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking memchr v2.2.1
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking bstr v0.2.7
[INFO] [stderr]     Checking assert_cmd v0.11.1
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:17:42
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn dump(&self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> tests/parser.rs:3:75
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn test_helper(input: &'static str, output: Vec<Token>) -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]   |                                                                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/parser.rs:10:38
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn test_parser_1() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/parser.rs:15:38
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn test_parser_2() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/parser.rs:20:38
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn test_parser_3() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/parser.rs:25:38
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn test_parser_4() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/parser.rs:30:38
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn test_parser_5() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/parser.rs:35:38
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn test_parser_6() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/parser.rs:40:38
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn test_parser_7() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/parser.rs:45:38
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn test_parser_8() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/parser.rs:61:38
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn test_parser_9() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/parser.rs:66:39
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn test_parser_10() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/parser.rs:71:39
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn test_parser_11() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> tests/cli.rs:6:68
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn test_helper(file_name: &str, has_input: bool) -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]   |                                                                    ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/cli.rs:24:41
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn test_hello_world() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/cli.rs:29:39
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn test_bang_bang() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/cli.rs:34:40
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn test_99_bottles() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/cli.rs:39:40
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn test_mandelbrot() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/cli.rs:44:35
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn test_quine() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/cli.rs:49:43
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn test_square_number() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/cli.rs:54:33
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn test_cat() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/cli.rs:59:36
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn test_factor() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.12s
[INFO] running `Command { std: "docker" "inspect" "8798afb3b7c461debe05c74986d6a8e0369d37f38a209ba1f921540a282db6ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8798afb3b7c461debe05c74986d6a8e0369d37f38a209ba1f921540a282db6ce", kill_on_drop: false }`
[INFO] [stdout] 8798afb3b7c461debe05c74986d6a8e0369d37f38a209ba1f921540a282db6ce