[INFO] cloning repository https://github.com/anderejd/treesum [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anderejd/treesum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanderejd%2Ftreesum", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanderejd%2Ftreesum'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 932bb905fdccfa50830741390dc9e1b03573859b [INFO] testing anderejd/treesum against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanderejd%2Ftreesum" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/anderejd/treesum on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/anderejd/treesum [INFO] finished tweaking git repo https://github.com/anderejd/treesum [INFO] tweaked toml for git repo https://github.com/anderejd/treesum written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/anderejd/treesum already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e91eaef0f65d15b1cdc7cdc87b5c9e6dcc9738e8eb8a4c88631a035661dc72b9 [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" "e91eaef0f65d15b1cdc7cdc87b5c9e6dcc9738e8eb8a4c88631a035661dc72b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e91eaef0f65d15b1cdc7cdc87b5c9e6dcc9738e8eb8a4c88631a035661dc72b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e91eaef0f65d15b1cdc7cdc87b5c9e6dcc9738e8eb8a4c88631a035661dc72b9", kill_on_drop: false }` [INFO] [stdout] e91eaef0f65d15b1cdc7cdc87b5c9e6dcc9738e8eb8a4c88631a035661dc72b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--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] 75403308566c7a84e4fae00aefe8b1cd99faf5a5776564aeca69435ea6e96e6b [INFO] running `Command { std: "docker" "start" "-a" "75403308566c7a84e4fae00aefe8b1cd99faf5a5776564aeca69435ea6e96e6b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling regex-syntax v0.6.11 [INFO] [stderr] Compiling same-file v1.0.5 [INFO] [stderr] Compiling sha1 v0.6.0 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling humantime v1.2.0 [INFO] [stderr] Compiling walkdir v2.2.9 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling parallel-iterator v0.1.5 [INFO] [stderr] Compiling regex v1.2.1 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling treesum v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid [INFO] [stdout] --> src/main.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 2 | #![forbid(warnings)] [INFO] [stdout] | -------- `forbid` level set here [INFO] [stdout] ... [INFO] [stdout] 29 | let mut f = File::open(p)?; [INFO] [stdout] | ^^^^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(forbidden_lint_groups)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid [INFO] [stdout] --> src/main.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 2 | #![forbid(warnings)] [INFO] [stdout] | -------- `forbid` level set here [INFO] [stdout] ... [INFO] [stdout] 29 | let mut f = File::open(p)?; [INFO] [stdout] | ^^^^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid [INFO] [stdout] --> src/main.rs:31:24 [INFO] [stdout] | [INFO] [stdout] 2 | #![forbid(warnings)] [INFO] [stdout] | -------- `forbid` level set here [INFO] [stdout] ... [INFO] [stdout] 31 | let num_read = f.read(buf)?; [INFO] [stdout] | ^^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid [INFO] [stdout] --> src/main.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 2 | #![forbid(warnings)] [INFO] [stdout] | -------- `forbid` level set here [INFO] [stdout] ... [INFO] [stdout] 90 | let e = e.map_err(Error::WalkDir)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 28.94s [INFO] running `Command { std: "docker" "inspect" "75403308566c7a84e4fae00aefe8b1cd99faf5a5776564aeca69435ea6e96e6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75403308566c7a84e4fae00aefe8b1cd99faf5a5776564aeca69435ea6e96e6b", kill_on_drop: false }` [INFO] [stdout] 75403308566c7a84e4fae00aefe8b1cd99faf5a5776564aeca69435ea6e96e6b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cbbc47cb57ebf50bc3d966965fe55229c737fa59872185f44d760b671745e7eb [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" "cbbc47cb57ebf50bc3d966965fe55229c737fa59872185f44d760b671745e7eb", kill_on_drop: false }` [INFO] [stderr] Compiling treesum v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: allow(dead_code) incompatible with previous forbid [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(forbidden_lint_groups)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid [INFO] [stdout] --> src/main.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 2 | #![forbid(warnings)] [INFO] [stdout] | -------- `forbid` level set here [INFO] [stdout] ... [INFO] [stdout] 29 | let mut f = File::open(p)?; [INFO] [stdout] | ^^^^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid [INFO] [stdout] --> src/main.rs:31:24 [INFO] [stdout] | [INFO] [stdout] 2 | #![forbid(warnings)] [INFO] [stdout] | -------- `forbid` level set here [INFO] [stdout] ... [INFO] [stdout] 31 | let num_read = f.read(buf)?; [INFO] [stdout] | ^^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid [INFO] [stdout] --> src/main.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 2 | #![forbid(warnings)] [INFO] [stdout] | -------- `forbid` level set here [INFO] [stdout] ... [INFO] [stdout] 90 | let e = e.map_err(Error::WalkDir)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: allow(dead_code) incompatible with previous forbid [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.18s [INFO] running `Command { std: "docker" "inspect" "cbbc47cb57ebf50bc3d966965fe55229c737fa59872185f44d760b671745e7eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbbc47cb57ebf50bc3d966965fe55229c737fa59872185f44d760b671745e7eb", kill_on_drop: false }` [INFO] [stdout] cbbc47cb57ebf50bc3d966965fe55229c737fa59872185f44d760b671745e7eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] e40ef70e8c47354690f6a03c9910adaf5f6f66e2641dfca7ccab0488c54fa1dc [INFO] running `Command { std: "docker" "start" "-a" "e40ef70e8c47354690f6a03c9910adaf5f6f66e2641dfca7ccab0488c54fa1dc", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: allow(dead_code) incompatible with previous forbid [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] = note: `#[warn(forbidden_lint_groups)]` on by default [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] [INFO] [stderr] = note: for more information, see issue #81670 [INFO] [stderr] [INFO] [stderr] warning: allow(unreachable_code) incompatible with previous forbid [INFO] [stderr] --> src/main.rs:29:17 [INFO] [stderr] | [INFO] [stderr] 2 | #![forbid(warnings)] [INFO] [stderr] | -------- `forbid` level set here [INFO] [stderr] ... [INFO] [stderr] 29 | let mut f = File::open(p)?; [INFO] [stderr] | ^^^^^^^^^^^^^^ overruled by previous forbid [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #81670 [INFO] [stderr] [INFO] [stderr] warning: allow(unreachable_code) incompatible with previous forbid [INFO] [stderr] --> src/main.rs:31:24 [INFO] [stderr] | [INFO] [stderr] 2 | #![forbid(warnings)] [INFO] [stderr] | -------- `forbid` level set here [INFO] [stderr] ... [INFO] [stderr] 31 | let num_read = f.read(buf)?; [INFO] [stderr] | ^^^^^^^^^^^^ overruled by previous forbid [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #81670 [INFO] [stderr] [INFO] [stderr] warning: allow(unreachable_code) incompatible with previous forbid [INFO] [stderr] --> src/main.rs:90:21 [INFO] [stderr] | [INFO] [stderr] 2 | #![forbid(warnings)] [INFO] [stderr] | -------- `forbid` level set here [INFO] [stderr] ... [INFO] [stderr] 90 | let e = e.map_err(Error::WalkDir)?; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #81670 [INFO] [stderr] [INFO] [stderr] warning: allow(dead_code) incompatible with previous forbid [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #81670 [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/treesum-167b556d9aee3c02) [INFO] running `Command { std: "docker" "inspect" "e40ef70e8c47354690f6a03c9910adaf5f6f66e2641dfca7ccab0488c54fa1dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e40ef70e8c47354690f6a03c9910adaf5f6f66e2641dfca7ccab0488c54fa1dc", kill_on_drop: false }` [INFO] [stdout] e40ef70e8c47354690f6a03c9910adaf5f6f66e2641dfca7ccab0488c54fa1dc