[INFO] cloning repository https://github.com/luojia65/sysevr-diff [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luojia65/sysevr-diff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluojia65%2Fsysevr-diff", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluojia65%2Fsysevr-diff'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6c222fb345a3f925df223d19e47187556caf6d72 [INFO] testing luojia65/sysevr-diff against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluojia65%2Fsysevr-diff" "/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/luojia65/sysevr-diff on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/luojia65/sysevr-diff [INFO] finished tweaking git repo https://github.com/luojia65/sysevr-diff [INFO] tweaked toml for git repo https://github.com/luojia65/sysevr-diff written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/luojia65/sysevr-diff already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded clap v2.33.1 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bb6a78790457a142dcd7486dfe3b9bf0fd35c113a56753109df1fe9c69834e0f [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" "bb6a78790457a142dcd7486dfe3b9bf0fd35c113a56753109df1fe9c69834e0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bb6a78790457a142dcd7486dfe3b9bf0fd35c113a56753109df1fe9c69834e0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb6a78790457a142dcd7486dfe3b9bf0fd35c113a56753109df1fe9c69834e0f", kill_on_drop: false }` [INFO] [stdout] bb6a78790457a142dcd7486dfe3b9bf0fd35c113a56753109df1fe9c69834e0f [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 29ff586cc88b3fb5cf12bff2ca8b3d2d7e7d42a97d7576cc4f337c29719a643e [INFO] running `Command { std: "docker" "start" "-a" "29ff586cc88b3fb5cf12bff2ca8b3d2d7e7d42a97d7576cc4f337c29719a643e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.73 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling sysevr-diff v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:57:21 [INFO] [stdout] | [INFO] [stdout] 57 | for i in format::modify_value_assign(a) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/cv.rs:232:26 [INFO] [stdout] | [INFO] [stdout] 232 | pub fn gen_modify_if<'a>(ctx: &'a ModifyIf) -> Vec> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `line_end` is never read [INFO] [stdout] --> src/format.rs:78:17 [INFO] [stdout] | [INFO] [stdout] 78 | let mut line_end = line_start; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nxt_line` [INFO] [stdout] --> src/format.rs:80:13 [INFO] [stdout] | [INFO] [stdout] 80 | let nxt_line = &input[line_start..next_line(input, line_start)]; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nxt_line` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `skip` is never read [INFO] [stdout] --> src/format.rs:274:17 [INFO] [stdout] | [INFO] [stdout] 274 | let mut skip = 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cv.rs:167:9 [INFO] [stdout] | [INFO] [stdout] 167 | let mut ret = Vec::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cv.rs:233:9 [INFO] [stdout] | [INFO] [stdout] 233 | let mut ret = Vec::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `add_lines` [INFO] [stdout] --> src/format.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn add_lines(input: &str) -> impl Iterator { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `line_number` [INFO] [stdout] --> src/format.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn line_number(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.63s [INFO] running `Command { std: "docker" "inspect" "29ff586cc88b3fb5cf12bff2ca8b3d2d7e7d42a97d7576cc4f337c29719a643e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29ff586cc88b3fb5cf12bff2ca8b3d2d7e7d42a97d7576cc4f337c29719a643e", kill_on_drop: false }` [INFO] [stdout] 29ff586cc88b3fb5cf12bff2ca8b3d2d7e7d42a97d7576cc4f337c29719a643e [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a3395ed337bd5a0c42650ddf6e9814aac69181b3abf950923c569e8c4ba1f993 [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" "a3395ed337bd5a0c42650ddf6e9814aac69181b3abf950923c569e8c4ba1f993", kill_on_drop: false }` [INFO] [stderr] Compiling sysevr-diff v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:57:21 [INFO] [stdout] | [INFO] [stdout] 57 | for i in format::modify_value_assign(a) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/cv.rs:232:26 [INFO] [stdout] | [INFO] [stdout] 232 | pub fn gen_modify_if<'a>(ctx: &'a ModifyIf) -> Vec> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `line_end` is never read [INFO] [stdout] --> src/format.rs:78:17 [INFO] [stdout] | [INFO] [stdout] 78 | let mut line_end = line_start; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nxt_line` [INFO] [stdout] --> src/format.rs:80:13 [INFO] [stdout] | [INFO] [stdout] 80 | let nxt_line = &input[line_start..next_line(input, line_start)]; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nxt_line` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `skip` is never read [INFO] [stdout] --> src/format.rs:274:17 [INFO] [stdout] | [INFO] [stdout] 274 | let mut skip = 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cv.rs:167:9 [INFO] [stdout] | [INFO] [stdout] 167 | let mut ret = Vec::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cv.rs:233:9 [INFO] [stdout] | [INFO] [stdout] 233 | let mut ret = Vec::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `add_lines` [INFO] [stdout] --> src/format.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn add_lines(input: &str) -> impl Iterator { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `line_number` [INFO] [stdout] --> src/format.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn line_number(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.31s [INFO] running `Command { std: "docker" "inspect" "a3395ed337bd5a0c42650ddf6e9814aac69181b3abf950923c569e8c4ba1f993", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3395ed337bd5a0c42650ddf6e9814aac69181b3abf950923c569e8c4ba1f993", kill_on_drop: false }` [INFO] [stdout] a3395ed337bd5a0c42650ddf6e9814aac69181b3abf950923c569e8c4ba1f993 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 9a4a69c1feb19b03611aa109965ec9e4f769be05d46ae5a92c5c18cd7ba0cb03 [INFO] running `Command { std: "docker" "start" "-a" "9a4a69c1feb19b03611aa109965ec9e4f769be05d46ae5a92c5c18cd7ba0cb03", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:57:21 [INFO] [stderr] | [INFO] [stderr] 57 | for i in format::modify_value_assign(a) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> src/cv.rs:232:26 [INFO] [stderr] | [INFO] [stderr] 232 | pub fn gen_modify_if<'a>(ctx: &'a ModifyIf) -> Vec> { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `line_end` is never read [INFO] [stderr] --> src/format.rs:78:17 [INFO] [stderr] | [INFO] [stderr] 78 | let mut line_end = line_start; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `nxt_line` [INFO] [stderr] --> src/format.rs:80:13 [INFO] [stderr] | [INFO] [stderr] 80 | let nxt_line = &input[line_start..next_line(input, line_start)]; [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nxt_line` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `skip` is never read [INFO] [stderr] --> src/format.rs:274:17 [INFO] [stderr] | [INFO] [stderr] 274 | let mut skip = 0; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/cv.rs:167:9 [INFO] [stderr] | [INFO] [stderr] 167 | let mut ret = Vec::new(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/cv.rs:233:9 [INFO] [stderr] | [INFO] [stderr] 233 | let mut ret = Vec::new(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `add_lines` [INFO] [stderr] --> src/format.rs:12:4 [INFO] [stderr] | [INFO] [stderr] 12 | fn add_lines(input: &str) -> impl Iterator { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `line_number` [INFO] [stderr] --> src/format.rs:29:12 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn line_number(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `sysevr-diff` (bin "sysevr-diff" test) generated 9 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test parse::tests::code_slices_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sysevr_diff-ded0e97c5e5537e0) [INFO] running `Command { std: "docker" "inspect" "9a4a69c1feb19b03611aa109965ec9e4f769be05d46ae5a92c5c18cd7ba0cb03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a4a69c1feb19b03611aa109965ec9e4f769be05d46ae5a92c5c18cd7ba0cb03", kill_on_drop: false }` [INFO] [stdout] 9a4a69c1feb19b03611aa109965ec9e4f769be05d46ae5a92c5c18cd7ba0cb03