[INFO] cloning repository https://github.com/saschagrunert/dfc-1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saschagrunert/dfc-1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaschagrunert%2Fdfc-1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaschagrunert%2Fdfc-1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4425a40147dd952de26bf40005cd1f4728c130b
[INFO] testing saschagrunert/dfc-1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaschagrunert%2Fdfc-1" "/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/saschagrunert/dfc-1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/saschagrunert/dfc-1
[INFO] finished tweaking git repo https://github.com/saschagrunert/dfc-1
[INFO] tweaked toml for git repo https://github.com/saschagrunert/dfc-1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/saschagrunert/dfc-1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crc v1.4.0
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ade8c2ff4321e6b46231b1bf4de4536b61f16399a3022e14ce2dd2606bd3c6e
[INFO] running `Command { std: "docker" "start" "-a" "9ade8c2ff4321e6b46231b1bf4de4536b61f16399a3022e14ce2dd2606bd3c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ade8c2ff4321e6b46231b1bf4de4536b61f16399a3022e14ce2dd2606bd3c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ade8c2ff4321e6b46231b1bf4de4536b61f16399a3022e14ce2dd2606bd3c6e", kill_on_drop: false }`
[INFO] [stdout] 9ade8c2ff4321e6b46231b1bf4de4536b61f16399a3022e14ce2dd2606bd3c6e
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6226d755ac1b8217a7aea3507b88c2b994de07b9d25d7436b8b5446528c5b58
[INFO] running `Command { std: "docker" "start" "-a" "a6226d755ac1b8217a7aea3507b88c2b994de07b9d25d7436b8b5446528c5b58", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling crc v1.4.0
[INFO] [stderr]    Compiling dfc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `exceeding_bitshifts` has been renamed to `arithmetic_overflow`
[INFO] [stdout]  --> src/lib.rs:1:101
[INFO] [stdout]   |
[INFO] [stdout] 1 | ...r_case_globals, unused_variables, exceeding_bitshifts, unused_assignments, overflowing_literals)]
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^^^^ help: use the new name: `arithmetic_overflow`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "a6226d755ac1b8217a7aea3507b88c2b994de07b9d25d7436b8b5446528c5b58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6226d755ac1b8217a7aea3507b88c2b994de07b9d25d7436b8b5446528c5b58", kill_on_drop: false }`
[INFO] [stdout] a6226d755ac1b8217a7aea3507b88c2b994de07b9d25d7436b8b5446528c5b58
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4e897024e9e4f9b084356aceff14973ef25f5ef75bfafd5a37ea1df5a03f08d
[INFO] running `Command { std: "docker" "start" "-a" "f4e897024e9e4f9b084356aceff14973ef25f5ef75bfafd5a37ea1df5a03f08d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dfc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `exceeding_bitshifts` has been renamed to `arithmetic_overflow`
[INFO] [stdout]  --> src/lib.rs:1:101
[INFO] [stdout]   |
[INFO] [stdout] 1 | ...r_case_globals, unused_variables, exceeding_bitshifts, unused_assignments, overflowing_literals)]
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^^^^ help: use the new name: `arithmetic_overflow`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `exceeding_bitshifts` has been renamed to `arithmetic_overflow`
[INFO] [stdout]  --> src/lib.rs:1:101
[INFO] [stdout]   |
[INFO] [stdout] 1 | ...r_case_globals, unused_variables, exceeding_bitshifts, unused_assignments, overflowing_literals)]
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^^^^ help: use the new name: `arithmetic_overflow`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf_ptr`
[INFO] [stdout]   --> examples/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let buf_ptr: *const u8 = buf.as_ptr();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buf_ptr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "f4e897024e9e4f9b084356aceff14973ef25f5ef75bfafd5a37ea1df5a03f08d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4e897024e9e4f9b084356aceff14973ef25f5ef75bfafd5a37ea1df5a03f08d", kill_on_drop: false }`
[INFO] [stdout] f4e897024e9e4f9b084356aceff14973ef25f5ef75bfafd5a37ea1df5a03f08d
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 789d3cc88e8cc8817c6bed13a34e4e52aef4a6242d83a0362bff9d2379e9f0d8
[INFO] running `Command { std: "docker" "start" "-a" "789d3cc88e8cc8817c6bed13a34e4e52aef4a6242d83a0362bff9d2379e9f0d8", kill_on_drop: false }`
[INFO] [stderr] warning: lint `exceeding_bitshifts` has been renamed to `arithmetic_overflow`
[INFO] [stderr]  --> src/lib.rs:1:101
[INFO] [stderr]   |
[INFO] [stderr] 1 | ...r_case_globals, unused_variables, exceeding_bitshifts, unused_assignments, overflowing_literals)]
[INFO] [stderr]   |                                      ^^^^^^^^^^^^^^^^^^^ help: use the new name: `arithmetic_overflow`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dfc` (lib) generated 1 warning
[INFO] [stderr] warning: `dfc` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: unused variable: `buf_ptr`
[INFO] [stderr]   --> examples/lib.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let buf_ptr: *const u8 = buf.as_ptr();
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buf_ptr`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dfc` (example "lib") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dfc-423ea3de2d0b3b64)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dfc
[INFO] [stderr] warning: lint `exceeding_bitshifts` has been renamed to `arithmetic_overflow`
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:1:101
[INFO] [stderr]   |
[INFO] [stderr] 1 | ...r_case_globals, unused_variables, exceeding_bitshifts, unused_assignments, overflowing_literals)]
[INFO] [stderr]   |                                      ^^^^^^^^^^^^^^^^^^^ help: use the new name: `arithmetic_overflow`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "789d3cc88e8cc8817c6bed13a34e4e52aef4a6242d83a0362bff9d2379e9f0d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789d3cc88e8cc8817c6bed13a34e4e52aef4a6242d83a0362bff9d2379e9f0d8", kill_on_drop: false }`
[INFO] [stdout] 789d3cc88e8cc8817c6bed13a34e4e52aef4a6242d83a0362bff9d2379e9f0d8