[INFO] cloning repository https://github.com/juggernaut0/snek [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/juggernaut0/snek" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuggernaut0%2Fsnek", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuggernaut0%2Fsnek'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 49c64b3de6c848a7253d4c04dc9a5d46b5280139 [INFO] testing juggernaut0/snek against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuggernaut0%2Fsnek" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/juggernaut0/snek on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/juggernaut0/snek [INFO] finished tweaking git repo https://github.com/juggernaut0/snek [INFO] tweaked toml for git repo https://github.com/juggernaut0/snek written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/juggernaut0/snek already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 26acc4cd5825034448722907d81beefe624429e3b0315ef23b84077f7b8088d7 [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" "26acc4cd5825034448722907d81beefe624429e3b0315ef23b84077f7b8088d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "26acc4cd5825034448722907d81beefe624429e3b0315ef23b84077f7b8088d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26acc4cd5825034448722907d81beefe624429e3b0315ef23b84077f7b8088d7", kill_on_drop: false }` [INFO] [stdout] 26acc4cd5825034448722907d81beefe624429e3b0315ef23b84077f7b8088d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 960428e78465fe4e2e783c8d2f94a91abb9c5189bb1b2c10780c796835704c9e [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" "960428e78465fe4e2e783c8d2f94a91abb9c5189bb1b2c10780c796835704c9e", kill_on_drop: false }` [INFO] [stderr] Compiling snek v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `IDENT` [INFO] [stdout] --> src/scanner.rs:171:5 [INFO] [stdout] | [INFO] [stdout] 171 | IDENT, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `STRING` [INFO] [stdout] --> src/scanner.rs:173:5 [INFO] [stdout] | [INFO] [stdout] 173 | STRING, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `KEYWORD` [INFO] [stdout] --> src/scanner.rs:174:5 [INFO] [stdout] | [INFO] [stdout] 174 | KEYWORD, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SYMBOL` [INFO] [stdout] --> src/scanner.rs:175:5 [INFO] [stdout] | [INFO] [stdout] 175 | SYMBOL, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/scanner.rs:182:5 [INFO] [stdout] | [INFO] [stdout] 182 | value: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `line` [INFO] [stdout] --> src/scanner.rs:183:5 [INFO] [stdout] | [INFO] [stdout] 183 | line: u32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `col` [INFO] [stdout] --> src/scanner.rs:184:5 [INFO] [stdout] | [INFO] [stdout] 184 | col: u32 [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `message` [INFO] [stdout] --> src/parse.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | message: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `line` [INFO] [stdout] --> src/parse.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | line: u32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `col` [INFO] [stdout] --> src/parse.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | col: u32 [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.19s [INFO] running `Command { std: "docker" "inspect" "960428e78465fe4e2e783c8d2f94a91abb9c5189bb1b2c10780c796835704c9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "960428e78465fe4e2e783c8d2f94a91abb9c5189bb1b2c10780c796835704c9e", kill_on_drop: false }` [INFO] [stdout] 960428e78465fe4e2e783c8d2f94a91abb9c5189bb1b2c10780c796835704c9e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4cb500e8b8dff7981a8a53193c98b47d37c5a947776801fe5107cd048f3e27b8 [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" "4cb500e8b8dff7981a8a53193c98b47d37c5a947776801fe5107cd048f3e27b8", kill_on_drop: false }` [INFO] [stderr] Compiling snek v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `IDENT` [INFO] [stdout] --> src/scanner.rs:171:5 [INFO] [stdout] | [INFO] [stdout] 171 | IDENT, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `STRING` [INFO] [stdout] --> src/scanner.rs:173:5 [INFO] [stdout] | [INFO] [stdout] 173 | STRING, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `KEYWORD` [INFO] [stdout] --> src/scanner.rs:174:5 [INFO] [stdout] | [INFO] [stdout] 174 | KEYWORD, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SYMBOL` [INFO] [stdout] --> src/scanner.rs:175:5 [INFO] [stdout] | [INFO] [stdout] 175 | SYMBOL, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/scanner.rs:182:5 [INFO] [stdout] | [INFO] [stdout] 182 | value: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `line` [INFO] [stdout] --> src/scanner.rs:183:5 [INFO] [stdout] | [INFO] [stdout] 183 | line: u32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `col` [INFO] [stdout] --> src/scanner.rs:184:5 [INFO] [stdout] | [INFO] [stdout] 184 | col: u32 [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `message` [INFO] [stdout] --> src/parse.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | message: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `line` [INFO] [stdout] --> src/parse.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | line: u32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `col` [INFO] [stdout] --> src/parse.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | col: u32 [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `Command { std: "docker" "inspect" "4cb500e8b8dff7981a8a53193c98b47d37c5a947776801fe5107cd048f3e27b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cb500e8b8dff7981a8a53193c98b47d37c5a947776801fe5107cd048f3e27b8", kill_on_drop: false }` [INFO] [stdout] 4cb500e8b8dff7981a8a53193c98b47d37c5a947776801fe5107cd048f3e27b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2459a7fd065f03ce258422fbf4fe5d41eae05a55ad97945f3a7cf0d7691556df [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" "2459a7fd065f03ce258422fbf4fe5d41eae05a55ad97945f3a7cf0d7691556df", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: variant is never constructed: `IDENT` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/scanner.rs:171:5 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 171 | IDENT, [INFO] [stdout] [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `STRING` [INFO] [stderr] --> src/scanner.rs:173:5 [INFO] [stderr] | [INFO] [stderr] 173 | STRING, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `KEYWORD` [INFO] [stderr] --> src/scanner.rs:174:5 [INFO] [stderr] | [INFO] [stderr] 174 | KEYWORD, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `SYMBOL` [INFO] [stderr] --> src/scanner.rs:175:5 [INFO] [stderr] | [INFO] [stderr] 175 | SYMBOL, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `value` [INFO] [stderr] --> src/scanner.rs:182:5 [INFO] [stderr] | [INFO] [stderr] 182 | value: String, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `line` [INFO] [stderr] --> src/scanner.rs:183:5 [INFO] [stderr] | [INFO] [stderr] 183 | line: u32, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `col` [INFO] [stderr] --> src/scanner.rs:184:5 [INFO] [stderr] | [INFO] [stderr] 184 | col: u32 [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `message` [INFO] [stderr] --> src/parse.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | message: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `line` [INFO] [stderr] --> src/parse.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | line: u32, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `col` [INFO] [stderr] --> src/parse.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | col: u32 [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `snek` (bin "snek" test) generated 10 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/snek-a038d86186dbec77) [INFO] running `Command { std: "docker" "inspect" "2459a7fd065f03ce258422fbf4fe5d41eae05a55ad97945f3a7cf0d7691556df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2459a7fd065f03ce258422fbf4fe5d41eae05a55ad97945f3a7cf0d7691556df", kill_on_drop: false }` [INFO] [stdout] 2459a7fd065f03ce258422fbf4fe5d41eae05a55ad97945f3a7cf0d7691556df