[INFO] fetching crate medusa 0.3.0... [INFO] testing medusa-0.3.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] extracting crate medusa 0.3.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate medusa 0.3.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate medusa 0.3.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate medusa 0.3.0 [INFO] tweaked toml for crates.io crate medusa 0.3.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate crates.io crate medusa 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8490aaa1c488b054ff127240ff38c6f4d8c89f4450596b12159453736a1a6493 [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" "8490aaa1c488b054ff127240ff38c6f4d8c89f4450596b12159453736a1a6493", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8490aaa1c488b054ff127240ff38c6f4d8c89f4450596b12159453736a1a6493", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8490aaa1c488b054ff127240ff38c6f4d8c89f4450596b12159453736a1a6493", kill_on_drop: false }` [INFO] [stdout] 8490aaa1c488b054ff127240ff38c6f4d8c89f4450596b12159453736a1a6493 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 489ccf5aa9bce5558a5c6995e57ac964bdc77b58467189a5ecadc06a02aa9bd9 [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" "489ccf5aa9bce5558a5c6995e57ac964bdc77b58467189a5ecadc06a02aa9bd9", kill_on_drop: false }` [INFO] [stderr] Compiling medusa v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.95s [INFO] running `Command { std: "docker" "inspect" "489ccf5aa9bce5558a5c6995e57ac964bdc77b58467189a5ecadc06a02aa9bd9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "489ccf5aa9bce5558a5c6995e57ac964bdc77b58467189a5ecadc06a02aa9bd9", kill_on_drop: false }` [INFO] [stdout] 489ccf5aa9bce5558a5c6995e57ac964bdc77b58467189a5ecadc06a02aa9bd9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--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] f4314992311d1399341de1a884903efbf99f6171191d25bba52e65698de1165b [INFO] running `Command { std: "docker" "start" "-a" "f4314992311d1399341de1a884903efbf99f6171191d25bba52e65698de1165b", kill_on_drop: false }` [INFO] [stderr] Compiling medusa v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `handler` [INFO] [stdout] --> examples/functions/mod.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn echo(handler: &Handler, payload: String) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handler` [INFO] [stdout] --> examples/functions/mod.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn show_help(handler: &Handler) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handler` [INFO] [stdout] --> examples/functions/mod.rs:23:20 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn get_version(handler: &Handler) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_twice` [INFO] [stdout] --> examples/functions/mod.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn print_twice(handler: &Handler) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handler` [INFO] [stdout] --> examples/functions/mod.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn echo(handler: &Handler, payload: String) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handler` [INFO] [stdout] --> examples/functions/mod.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn show_help(handler: &Handler) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handler` [INFO] [stdout] --> examples/functions/mod.rs:23:20 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn get_version(handler: &Handler) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handler` [INFO] [stdout] --> examples/functions/mod.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn echo(handler: &Handler, payload: String) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handler` [INFO] [stdout] --> examples/functions/mod.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn show_help(handler: &Handler) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handler` [INFO] [stdout] --> examples/functions/mod.rs:23:20 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn get_version(handler: &Handler) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `show_help` [INFO] [stdout] --> examples/functions/mod.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn show_help(handler: &Handler) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_version` [INFO] [stdout] --> examples/functions/mod.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn get_version(handler: &Handler) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_twice` [INFO] [stdout] --> examples/functions/mod.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn print_twice(handler: &Handler) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.11s [INFO] running `Command { std: "docker" "inspect" "f4314992311d1399341de1a884903efbf99f6171191d25bba52e65698de1165b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4314992311d1399341de1a884903efbf99f6171191d25bba52e65698de1165b", kill_on_drop: false }` [INFO] [stdout] f4314992311d1399341de1a884903efbf99f6171191d25bba52e65698de1165b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a3a6fd46f507e226f9e2325626a3de46d3dde07fa8b1556e52c6c5cf6004b551 [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" "a3a6fd46f507e226f9e2325626a3de46d3dde07fa8b1556e52c6c5cf6004b551", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `handler` [INFO] [stderr] --> examples/functions/mod.rs:5:13 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn echo(handler: &Handler, payload: String) { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `handler` [INFO] [stderr] --> examples/functions/mod.rs:9:18 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn show_help(handler: &Handler) { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `handler` [INFO] [stderr] --> examples/functions/mod.rs:23:20 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn get_version(handler: &Handler) { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `handler` [INFO] [stderr] --> examples/functions/mod.rs:5:13 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn echo(handler: &Handler, payload: String) { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `handler` [INFO] [stderr] --> examples/functions/mod.rs:9:18 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn show_help(handler: &Handler) { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `handler` [INFO] [stderr] --> examples/functions/mod.rs:23:20 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn get_version(handler: &Handler) { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_twice` [INFO] [stderr] --> examples/functions/mod.rs:35:8 [INFO] [stderr] | [INFO] [stderr] 35 | pub fn print_twice(handler: &Handler) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `handler` [INFO] [stderr] --> examples/functions/mod.rs:5:13 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn echo(handler: &Handler, payload: String) { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `handler` [INFO] [stderr] --> examples/functions/mod.rs:9:18 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn show_help(handler: &Handler) { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `handler` [INFO] [stderr] --> examples/functions/mod.rs:23:20 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn get_version(handler: &Handler) { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `show_help` [INFO] [stderr] --> examples/functions/mod.rs:9:8 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn show_help(handler: &Handler) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_version` [INFO] [stderr] --> examples/functions/mod.rs:23:8 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn get_version(handler: &Handler) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_twice` [INFO] [stderr] --> examples/functions/mod.rs:35:8 [INFO] [stderr] | [INFO] [stderr] 35 | pub fn print_twice(handler: &Handler) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/medusa-7ecc00992719d1d8 [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 [INFO] [stdout] [INFO] [stderr] Doc-tests medusa [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test src/core/command_line.rs - core::command_line::CommandLine::append_handler (line 70) ... ok [INFO] [stdout] test src/core/command_line.rs - core::command_line::CommandLine::set_name (line 251) ... ok [INFO] [stdout] test src/core/handler.rs - core::handler::Handler::get_actions (line 209) ... ok [INFO] [stdout] test src/core/command_line.rs - core::command_line::CommandLine::set_handler (line 44) ... ok [INFO] [stdout] test src/core/command_line.rs - core::command_line::CommandLine::new (line 20) ... ok [INFO] [stdout] test src/core/handler.rs - core::handler::Handler::extract_hints (line 358) ... ok [INFO] [stdout] test src/core/command_line.rs - core::command_line::CommandLine::set_default_command (line 196) ... ok [INFO] [stdout] test src/core/handler.rs - core::handler::Handler::clone_hints (line 328) ... ok [INFO] [stdout] test src/core/handler.rs - core::handler::Handler::clone_actions (line 240) ... ok [INFO] [stdout] test src/core/handler.rs - core::handler::Handler::extract_actions (line 270) ... ok [INFO] [stdout] test src/core/command_line.rs - core::command_line::CommandLine::run (line 100) ... ok [INFO] [stdout] test src/core/handler.rs - core::handler::Handler::add (line 388) ... ok [INFO] [stdout] test src/core/handler.rs - core::handler::Handler::append (line 431) ... ok [INFO] [stdout] test src/core/command_line.rs - core::command_line::CommandLine::set_version (line 230) ... ok [INFO] [stdout] test src/core/handler.rs - core::handler::Handler::get_arg (line 178) ... ok [INFO] [stdout] test src/core/handler.rs - core::handler::Handler::new (line 81) ... ok [INFO] [stdout] test src/core/handler.rs - core::handler::Variant (line 21) ... ok [INFO] [stdout] test src/core/handler.rs - core::handler::Handler::get_hints (line 297) ... ok [INFO] [stdout] test src/core/handler.rs - core::handler::Handler::parse_args (line 103) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a3a6fd46f507e226f9e2325626a3de46d3dde07fa8b1556e52c6c5cf6004b551", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3a6fd46f507e226f9e2325626a3de46d3dde07fa8b1556e52c6c5cf6004b551", kill_on_drop: false }` [INFO] [stdout] a3a6fd46f507e226f9e2325626a3de46d3dde07fa8b1556e52c6c5cf6004b551