[INFO] cloning repository https://github.com/erikjohnston/rust-matrix-state [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erikjohnston/rust-matrix-state" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferikjohnston%2Frust-matrix-state", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferikjohnston%2Frust-matrix-state'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7b817b15b83ee3f626367a0e2be48eab333cd4f3 [INFO] testing erikjohnston/rust-matrix-state against beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferikjohnston%2Frust-matrix-state" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/erikjohnston/rust-matrix-state on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/erikjohnston/rust-matrix-state [INFO] finished tweaking git repo https://github.com/erikjohnston/rust-matrix-state [INFO] tweaked toml for git repo https://github.com/erikjohnston/rust-matrix-state written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/erikjohnston/rust-matrix-state already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded heapsize v0.4.2 [INFO] [stderr] Downloaded quote v0.5.1 [INFO] [stderr] Downloaded digest v0.7.2 [INFO] [stderr] Downloaded console v0.6.1 [INFO] [stderr] Downloaded rustc_version v0.2.2 [INFO] [stderr] Downloaded arrayref v0.3.4 [INFO] [stderr] Downloaded sha2 v0.7.0 [INFO] [stderr] Downloaded fallible-iterator v0.1.4 [INFO] [stderr] Downloaded syn v0.13.1 [INFO] [stderr] Downloaded parking_lot v0.5.4 [INFO] [stderr] Downloaded serde_json v1.0.13 [INFO] [stderr] Downloaded smallvec v0.6.0 [INFO] [stderr] Downloaded postgres-shared v0.4.1 [INFO] [stderr] Downloaded num-traits v0.2.2 [INFO] [stderr] Downloaded procinfo v0.4.2 [INFO] [stderr] Downloaded serde v1.0.37 [INFO] [stderr] Downloaded serde_derive_internals v0.23.0 [INFO] [stderr] Downloaded md5 v0.3.7 [INFO] [stderr] Downloaded cc v1.0.10 [INFO] [stderr] Downloaded serde_derive v1.0.37 [INFO] [stderr] Downloaded socket2 v0.3.4 [INFO] [stderr] Downloaded byteorder v1.2.2 [INFO] [stderr] Downloaded synstructure v0.5.2 [INFO] [stderr] Downloaded backtrace v0.3.6 [INFO] [stderr] Downloaded heapsize_derive v0.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dbb87fed90743c1c931e8e0a7e0758e9349a71c260064db0f2f447a6fd1636d8 [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" "dbb87fed90743c1c931e8e0a7e0758e9349a71c260064db0f2f447a6fd1636d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dbb87fed90743c1c931e8e0a7e0758e9349a71c260064db0f2f447a6fd1636d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbb87fed90743c1c931e8e0a7e0758e9349a71c260064db0f2f447a6fd1636d8", kill_on_drop: false }` [INFO] [stdout] dbb87fed90743c1c931e8e0a7e0758e9349a71c260064db0f2f447a6fd1636d8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] debf4cf7de3bc8069a7870b157d52a351461c74d434ee8034c4edfaedefc56c3 [INFO] running `Command { std: "docker" "start" "-a" "debf4cf7de3bc8069a7870b157d52a351461c74d434ee8034c4edfaedefc56c3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling byteorder v1.2.2 [INFO] [stderr] Compiling constant_time_eq v0.1.3 [INFO] [stderr] Compiling byte-tools v0.2.0 [INFO] [stderr] Compiling cc v1.0.10 [INFO] [stderr] Compiling arrayref v0.3.4 [INFO] [stderr] Compiling regex v0.2.10 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling smallvec v0.6.0 [INFO] [stderr] Compiling md5 v0.3.7 [INFO] [stderr] Compiling fallible-iterator v0.1.4 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling heapsize v0.4.2 [INFO] [stderr] Compiling hex v0.2.0 [INFO] [stderr] Compiling nom v2.2.1 [INFO] [stderr] Compiling itoa v0.4.1 [INFO] [stderr] Compiling num-traits v0.2.2 [INFO] [stderr] Compiling serde v1.0.37 [INFO] [stderr] Compiling sha1 v0.6.0 [INFO] [stderr] Compiling proc-macro2 v0.3.5 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling phf_shared v0.7.21 [INFO] [stderr] Compiling regex-syntax v0.5.3 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling base64 v0.6.0 [INFO] [stderr] Compiling stringprep v0.1.2 [INFO] [stderr] Compiling rustc_version v0.2.2 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling synstructure v0.5.2 [INFO] [stderr] Compiling phf v0.7.21 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling clicolors-control v0.2.0 [INFO] [stderr] Compiling termios v0.2.2 [INFO] [stderr] Compiling socket2 v0.3.4 [INFO] [stderr] Compiling atty v0.2.8 [INFO] [stderr] Compiling quote v0.5.1 [INFO] [stderr] Compiling heapsize_derive v0.1.4 [INFO] [stderr] Compiling bytes v0.4.6 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling procinfo v0.4.2 [INFO] [stderr] Compiling clap v2.31.2 [INFO] [stderr] Compiling syn v0.13.1 [INFO] [stderr] Compiling parking_lot_core v0.2.13 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Compiling generic-array v0.9.0 [INFO] [stderr] Compiling parking_lot v0.5.4 [INFO] [stderr] Compiling digest v0.7.2 [INFO] [stderr] Compiling crypto-mac v0.5.2 [INFO] [stderr] Compiling sha2 v0.7.0 [INFO] [stderr] Compiling hmac v0.5.0 [INFO] [stderr] Compiling postgres-protocol v0.3.2 [INFO] [stderr] Compiling postgres-shared v0.4.1 [INFO] [stderr] Compiling serde_derive_internals v0.23.0 [INFO] [stderr] Compiling serde_json v1.0.13 [INFO] [stderr] Compiling postgres v0.15.2 [INFO] [stderr] Compiling console v0.6.1 [INFO] [stderr] Compiling serde_derive v1.0.37 [INFO] [stderr] Compiling indicatif v0.9.0 [INFO] [stderr] Compiling backtrace v0.3.6 [INFO] [stderr] Compiling failure v0.1.1 [INFO] [stderr] Compiling rust-state v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/state_map.rs:365:41 [INFO] [stdout] | [INFO] [stdout] 365 | fn from_iter>(iter: T) -> StateMap { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/state_map.rs:380:41 [INFO] [stdout] | [INFO] [stdout] 380 | fn from_iter>(iter: T) -> StateMap { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:324:33 [INFO] [stdout] | [INFO] [stdout] 324 | let a = if let Some(mut i) = adjacents.get_mut(p as &str) { [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/state.rs:23:25 [INFO] [stdout] | [INFO] [stdout] 23 | if let Some(mut v) = conflicted.get_mut(t, s) { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/state.rs:33:21 [INFO] [stdout] | [INFO] [stdout] 33 | let mut v = conflicted.get_mut_or_default(t, s); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 37s [INFO] running `Command { std: "docker" "inspect" "debf4cf7de3bc8069a7870b157d52a351461c74d434ee8034c4edfaedefc56c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "debf4cf7de3bc8069a7870b157d52a351461c74d434ee8034c4edfaedefc56c3", kill_on_drop: false }` [INFO] [stdout] debf4cf7de3bc8069a7870b157d52a351461c74d434ee8034c4edfaedefc56c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ea42505edadd2d55bcb3a5ed82ea91c3ff96f677f2ff3e41dc82cbb41a6b9fc0 [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" "ea42505edadd2d55bcb3a5ed82ea91c3ff96f677f2ff3e41dc82cbb41a6b9fc0", kill_on_drop: false }` [INFO] [stderr] Compiling rust-state v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/state_map.rs:365:41 [INFO] [stdout] | [INFO] [stdout] 365 | fn from_iter>(iter: T) -> StateMap { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/state_map.rs:380:41 [INFO] [stdout] | [INFO] [stdout] 380 | fn from_iter>(iter: T) -> StateMap { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/state_map.rs:403:49 [INFO] [stdout] | [INFO] [stdout] 403 | let res = state_map.add_or_remove(t, s, 2); [INFO] [stdout] | ^ [INFO] [stdout] | | [INFO] [stdout] | expected `&{integer}`, found integer [INFO] [stdout] | help: consider borrowing here: `&2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/state_map.rs:404:9 [INFO] [stdout] | [INFO] [stdout] 404 | assert_eq!(res, Some((2, 1))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected integer, found tuple [INFO] [stdout] | [INFO] [stdout] = note: expected enum `std::option::Option<{integer}>` [INFO] [stdout] found enum `std::option::Option<({integer}, {integer})>` [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/state_map.rs:408:49 [INFO] [stdout] | [INFO] [stdout] 408 | let res = state_map.add_or_remove(t, s, 1); [INFO] [stdout] | ^ [INFO] [stdout] | | [INFO] [stdout] | expected `&{integer}`, found integer [INFO] [stdout] | help: consider borrowing here: `&1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/state_map.rs:411:49 [INFO] [stdout] | [INFO] [stdout] 411 | let res = state_map.add_or_remove(t, s, 1); [INFO] [stdout] | ^ [INFO] [stdout] | | [INFO] [stdout] | expected `&{integer}`, found integer [INFO] [stdout] | help: consider borrowing here: `&1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-state` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "ea42505edadd2d55bcb3a5ed82ea91c3ff96f677f2ff3e41dc82cbb41a6b9fc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea42505edadd2d55bcb3a5ed82ea91c3ff96f677f2ff3e41dc82cbb41a6b9fc0", kill_on_drop: false }` [INFO] [stdout] ea42505edadd2d55bcb3a5ed82ea91c3ff96f677f2ff3e41dc82cbb41a6b9fc0