[INFO] fetching crate treesum 0.1.2... [INFO] checking treesum-0.1.2 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] extracting crate treesum 0.1.2 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate treesum 0.1.2 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate treesum 0.1.2 [INFO] finished tweaking crates.io crate treesum 0.1.2 [INFO] tweaked toml for crates.io crate treesum 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate crates.io crate treesum 0.1.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded regex v1.2.1 [INFO] [stderr] Downloaded regex-syntax v0.6.11 [INFO] [stderr] Downloaded parallel-iterator v0.1.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d18cc6f4a8593456754eb5680b7ce050b059ea218a447a5c73a01720c39bbe3c [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" "d18cc6f4a8593456754eb5680b7ce050b059ea218a447a5c73a01720c39bbe3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d18cc6f4a8593456754eb5680b7ce050b059ea218a447a5c73a01720c39bbe3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d18cc6f4a8593456754eb5680b7ce050b059ea218a447a5c73a01720c39bbe3c", kill_on_drop: false }` [INFO] [stdout] d18cc6f4a8593456754eb5680b7ce050b059ea218a447a5c73a01720c39bbe3c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0aa30be73756b2912c29cdc95572e45d19ef2e34d5f0189c5d36e231e9c93999 [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" "0aa30be73756b2912c29cdc95572e45d19ef2e34d5f0189c5d36e231e9c93999", kill_on_drop: false }` [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking regex-syntax v0.6.11 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Checking sha1 v0.6.0 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [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 atty v0.2.13 [INFO] [stderr] Checking num_cpus v1.10.1 [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(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: 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: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.17s [INFO] running `Command { std: "docker" "inspect" "0aa30be73756b2912c29cdc95572e45d19ef2e34d5f0189c5d36e231e9c93999", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0aa30be73756b2912c29cdc95572e45d19ef2e34d5f0189c5d36e231e9c93999", kill_on_drop: false }` [INFO] [stdout] 0aa30be73756b2912c29cdc95572e45d19ef2e34d5f0189c5d36e231e9c93999