[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] checking anderejd/treesum against try#b0d0ea232bdae12fa8da8491a91ae1db029990ef for pr-84037 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanderejd%2Ftreesum" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/anderejd/treesum on toolchain b0d0ea232bdae12fa8da8491a91ae1db029990ef [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "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-7/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" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded parallel-iterator v0.1.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--no-deps" "--format-version=1", 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] 25ad3563d0280a2c71513e0d05a9204767d3943ef1a6790da5b6ff22fca4df95 [INFO] running `Command { std: "docker" "start" "-a" "25ad3563d0280a2c71513e0d05a9204767d3943ef1a6790da5b6ff22fca4df95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "25ad3563d0280a2c71513e0d05a9204767d3943ef1a6790da5b6ff22fca4df95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25ad3563d0280a2c71513e0d05a9204767d3943ef1a6790da5b6ff22fca4df95", kill_on_drop: false }` [INFO] [stdout] 25ad3563d0280a2c71513e0d05a9204767d3943ef1a6790da5b6ff22fca4df95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "check" "--frozen" "--all" "--all-targets" "--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] 9acbac948ed5932c3f92d38192d31ea4947276596d8b6ae660f8f52929a0c491 [INFO] running `Command { std: "docker" "start" "-a" "9acbac948ed5932c3f92d38192d31ea4947276596d8b6ae660f8f52929a0c491", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking walkdir v2.2.9 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking parallel-iterator v0.1.5 [INFO] [stderr] Checking regex v1.2.1 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking 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: 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: 4 warnings emitted [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 dev [unoptimized + debuginfo] target(s) in 7.87s [INFO] running `Command { std: "docker" "inspect" "9acbac948ed5932c3f92d38192d31ea4947276596d8b6ae660f8f52929a0c491", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9acbac948ed5932c3f92d38192d31ea4947276596d8b6ae660f8f52929a0c491", kill_on_drop: false }` [INFO] [stdout] 9acbac948ed5932c3f92d38192d31ea4947276596d8b6ae660f8f52929a0c491