[INFO] cloning repository https://github.com/adi/immutable [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adi/immutable" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadi%2Fimmutable", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadi%2Fimmutable'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a5560de697a5b9d0889b193a65e54d4ce89b19e3 [INFO] testing adi/immutable against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadi%2Fimmutable" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/adi/immutable 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 git repo https://github.com/adi/immutable [INFO] finished tweaking git repo https://github.com/adi/immutable [INFO] tweaked toml for git repo https://github.com/adi/immutable written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/adi/immutable 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] e9d3276fa4ba5f2335a5feb82fb1dbec658e32c0f75607f023b83bccf98ce312 [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" "e9d3276fa4ba5f2335a5feb82fb1dbec658e32c0f75607f023b83bccf98ce312", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e9d3276fa4ba5f2335a5feb82fb1dbec658e32c0f75607f023b83bccf98ce312", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9d3276fa4ba5f2335a5feb82fb1dbec658e32c0f75607f023b83bccf98ce312", kill_on_drop: false }` [INFO] [stdout] e9d3276fa4ba5f2335a5feb82fb1dbec658e32c0f75607f023b83bccf98ce312 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 86d71a33b3ba2cd71329402076dc29494697cc28ea83c1e7e1afcfaf20a99665 [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" "86d71a33b3ba2cd71329402076dc29494697cc28ea83c1e7e1afcfaf20a99665", kill_on_drop: false }` [INFO] [stderr] Compiling immutable v0.1.0 (/opt/rustwide/workdir/immutable) [INFO] [stdout] warning: field is never read: `v` [INFO] [stdout] --> immutable/src/lib.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | v: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `v` [INFO] [stdout] --> immutable/src/lib.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | v: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `first` [INFO] [stdout] --> immutable/src/lib.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 57 | first: Rc, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `second` [INFO] [stdout] --> immutable/src/lib.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 58 | second: Rc, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pairs` [INFO] [stdout] --> immutable/src/lib.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | pairs: Vec, Rc>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling example v0.1.0 (/opt/rustwide/workdir/example) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> example/src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.81s [INFO] running `Command { std: "docker" "inspect" "86d71a33b3ba2cd71329402076dc29494697cc28ea83c1e7e1afcfaf20a99665", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86d71a33b3ba2cd71329402076dc29494697cc28ea83c1e7e1afcfaf20a99665", kill_on_drop: false }` [INFO] [stdout] 86d71a33b3ba2cd71329402076dc29494697cc28ea83c1e7e1afcfaf20a99665 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] df63b1088b6d0a4db1fdd1ae433fefd31eed8867859c11171409435f19ff3d33 [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" "df63b1088b6d0a4db1fdd1ae433fefd31eed8867859c11171409435f19ff3d33", kill_on_drop: false }` [INFO] [stdout] warning: field is never read: `v` [INFO] [stdout] --> immutable/src/lib.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | v: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `v` [INFO] [stdout] --> immutable/src/lib.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | v: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `first` [INFO] [stdout] --> immutable/src/lib.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 57 | first: Rc, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `second` [INFO] [stdout] --> immutable/src/lib.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 58 | second: Rc, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pairs` [INFO] [stdout] --> immutable/src/lib.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | pairs: Vec, Rc>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling immutable v0.1.0 (/opt/rustwide/workdir/immutable) [INFO] [stderr] Compiling example v0.1.0 (/opt/rustwide/workdir/example) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> example/src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `v` [INFO] [stdout] --> immutable/src/lib.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | v: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `v` [INFO] [stdout] --> immutable/src/lib.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | v: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `first` [INFO] [stdout] --> immutable/src/lib.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 57 | first: Rc, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `second` [INFO] [stdout] --> immutable/src/lib.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 58 | second: Rc, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pairs` [INFO] [stdout] --> immutable/src/lib.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | pairs: Vec, Rc>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.32s [INFO] running `Command { std: "docker" "inspect" "df63b1088b6d0a4db1fdd1ae433fefd31eed8867859c11171409435f19ff3d33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df63b1088b6d0a4db1fdd1ae433fefd31eed8867859c11171409435f19ff3d33", kill_on_drop: false }` [INFO] [stdout] df63b1088b6d0a4db1fdd1ae433fefd31eed8867859c11171409435f19ff3d33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cdeea0cf1be29f598ea326a886941105f594bf4629a118c1fa495786e74b91e2 [INFO] running `Command { std: "docker" "start" "-a" "cdeea0cf1be29f598ea326a886941105f594bf4629a118c1fa495786e74b91e2", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `v` [INFO] [stderr] --> immutable/src/lib.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | v: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `v` [INFO] [stderr] --> immutable/src/lib.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | v: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `first` [INFO] [stderr] --> immutable/src/lib.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 57 | first: Rc, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `second` [INFO] [stderr] --> immutable/src/lib.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | second: Rc, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `pairs` [INFO] [stderr] --> immutable/src/lib.rs:69:5 [INFO] [stderr] | [INFO] [stderr] 69 | pairs: Vec, Rc>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `immutable` (lib) generated 5 warnings [INFO] [stderr] warning: `immutable` (lib test) generated 5 warnings (5 duplicates) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> example/src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `example` (bin "example" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/example-d59ed64cb7cad16a) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/immutable-157e97f7c1eaa518) [INFO] [stdout] [INFO] [stderr] Doc-tests immutable [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] [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" "cdeea0cf1be29f598ea326a886941105f594bf4629a118c1fa495786e74b91e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cdeea0cf1be29f598ea326a886941105f594bf4629a118c1fa495786e74b91e2", kill_on_drop: false }` [INFO] [stdout] cdeea0cf1be29f598ea326a886941105f594bf4629a118c1fa495786e74b91e2