[INFO] fetching crate treesum 0.1.2... [INFO] testing treesum-0.1.2 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] extracting crate treesum 0.1.2 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate treesum 0.1.2 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-7/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cb9dd7661e950a1eb7cc1d45f52eb4a7cd212d7c564b7c3171c47b464434082a [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" "cb9dd7661e950a1eb7cc1d45f52eb4a7cd212d7c564b7c3171c47b464434082a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cb9dd7661e950a1eb7cc1d45f52eb4a7cd212d7c564b7c3171c47b464434082a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb9dd7661e950a1eb7cc1d45f52eb4a7cd212d7c564b7c3171c47b464434082a", kill_on_drop: false }` [INFO] [stdout] cb9dd7661e950a1eb7cc1d45f52eb4a7cd212d7c564b7c3171c47b464434082a [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 302f7a6f0b861476fa7a940be042713eac08b5cf6004632cb3678e0e44ffd159 [INFO] running `Command { std: "docker" "start" "-a" "302f7a6f0b861476fa7a940be042713eac08b5cf6004632cb3678e0e44ffd159", kill_on_drop: false }` [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling regex-syntax v0.6.11 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling termcolor v1.0.5 [INFO] [stderr] Compiling sha1 v0.6.0 [INFO] [stderr] Compiling humantime v1.2.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling aho-corasick v0.7.6 [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 8.87s [INFO] running `Command { std: "docker" "inspect" "302f7a6f0b861476fa7a940be042713eac08b5cf6004632cb3678e0e44ffd159", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "302f7a6f0b861476fa7a940be042713eac08b5cf6004632cb3678e0e44ffd159", kill_on_drop: false }` [INFO] [stdout] 302f7a6f0b861476fa7a940be042713eac08b5cf6004632cb3678e0e44ffd159 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 90ccdcab2c5956623b64c5f70abb8d6a8c4217e66ca81d64d0c41f9b065d7989 [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" "90ccdcab2c5956623b64c5f70abb8d6a8c4217e66ca81d64d0c41f9b065d7989", 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 0.77s [INFO] running `Command { std: "docker" "inspect" "90ccdcab2c5956623b64c5f70abb8d6a8c4217e66ca81d64d0c41f9b065d7989", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90ccdcab2c5956623b64c5f70abb8d6a8c4217e66ca81d64d0c41f9b065d7989", kill_on_drop: false }` [INFO] [stdout] 90ccdcab2c5956623b64c5f70abb8d6a8c4217e66ca81d64d0c41f9b065d7989 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1b7fb8ee1c3bb4c3bfdfe3d1faa795dce4a1f9c58cf34074791d672a38faeed0 [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" "1b7fb8ee1c3bb4c3bfdfe3d1faa795dce4a1f9c58cf34074791d672a38faeed0", 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 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/treesum-f4a470e4bea56388) [INFO] running `Command { std: "docker" "inspect" "1b7fb8ee1c3bb4c3bfdfe3d1faa795dce4a1f9c58cf34074791d672a38faeed0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b7fb8ee1c3bb4c3bfdfe3d1faa795dce4a1f9c58cf34074791d672a38faeed0", kill_on_drop: false }` [INFO] [stdout] 1b7fb8ee1c3bb4c3bfdfe3d1faa795dce4a1f9c58cf34074791d672a38faeed0