[INFO] fetching crate treesum 0.1.2... [INFO] testing treesum-0.1.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate treesum 0.1.2 into /workspace/builds/worker-82/source [INFO] validating manifest of crates.io crate treesum 0.1.2 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-82/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] afd7af2a5a5b1ebe263f7f592bcc2d344f3e6e97d1fc23173943d1f9fbc5c87b [INFO] running `Command { std: "docker" "start" "-a" "afd7af2a5a5b1ebe263f7f592bcc2d344f3e6e97d1fc23173943d1f9fbc5c87b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "afd7af2a5a5b1ebe263f7f592bcc2d344f3e6e97d1fc23173943d1f9fbc5c87b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "afd7af2a5a5b1ebe263f7f592bcc2d344f3e6e97d1fc23173943d1f9fbc5c87b", kill_on_drop: false }` [INFO] [stdout] afd7af2a5a5b1ebe263f7f592bcc2d344f3e6e97d1fc23173943d1f9fbc5c87b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 326551fa242f1a2b469b8baae27fb7d3db4e2f9f1b445b36345384ae37c074d4 [INFO] running `Command { std: "docker" "start" "-a" "326551fa242f1a2b469b8baae27fb7d3db4e2f9f1b445b36345384ae37c074d4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling memchr v2.2.1 [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 termcolor v1.0.5 [INFO] [stderr] Compiling same-file v1.0.5 [INFO] [stderr] Compiling sha1 v0.6.0 [INFO] [stderr] Compiling humantime v1.2.0 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling walkdir v2.2.9 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling num_cpus v1.10.1 [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: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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.11s [INFO] running `Command { std: "docker" "inspect" "326551fa242f1a2b469b8baae27fb7d3db4e2f9f1b445b36345384ae37c074d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "326551fa242f1a2b469b8baae27fb7d3db4e2f9f1b445b36345384ae37c074d4", kill_on_drop: false }` [INFO] [stdout] 326551fa242f1a2b469b8baae27fb7d3db4e2f9f1b445b36345384ae37c074d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1dc44b589f43c9e623cee2336bc83979743c633efd8b3d478ffa7a420ada3b20 [INFO] running `Command { std: "docker" "start" "-a" "1dc44b589f43c9e623cee2336bc83979743c633efd8b3d478ffa7a420ada3b20", 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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.65s [INFO] running `Command { std: "docker" "inspect" "1dc44b589f43c9e623cee2336bc83979743c633efd8b3d478ffa7a420ada3b20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1dc44b589f43c9e623cee2336bc83979743c633efd8b3d478ffa7a420ada3b20", kill_on_drop: false }` [INFO] [stdout] 1dc44b589f43c9e623cee2336bc83979743c633efd8b3d478ffa7a420ada3b20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 07c69dee6b7b236bedb477ac873080a9da569174e966e058d2d57bb0a44b5811 [INFO] running `Command { std: "docker" "start" "-a" "07c69dee6b7b236bedb477ac873080a9da569174e966e058d2d57bb0a44b5811", kill_on_drop: false }` [INFO] [stderr] warning: allow(dead_code) incompatible with previous forbid [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(forbidden_lint_groups)]` on by default [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: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: `treesum` (bin "treesum" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.24s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/treesum-acbbd735adb19b0b) [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" "07c69dee6b7b236bedb477ac873080a9da569174e966e058d2d57bb0a44b5811", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07c69dee6b7b236bedb477ac873080a9da569174e966e058d2d57bb0a44b5811", kill_on_drop: false }` [INFO] [stdout] 07c69dee6b7b236bedb477ac873080a9da569174e966e058d2d57bb0a44b5811