[INFO] cloning repository https://github.com/zmrocze/tbop_course_solutions [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zmrocze/tbop_course_solutions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzmrocze%2Ftbop_course_solutions", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzmrocze%2Ftbop_course_solutions'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cd31c8584ee041eb2c6fdf4dce56375b6cec0143 [INFO] checking zmrocze/tbop_course_solutions against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzmrocze%2Ftbop_course_solutions" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zmrocze/tbop_course_solutions on toolchain 506512391b1a75ae450d36c9420978402a91abcc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zmrocze/tbop_course_solutions [INFO] finished tweaking git repo https://github.com/zmrocze/tbop_course_solutions [INFO] tweaked toml for git repo https://github.com/zmrocze/tbop_course_solutions written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/zmrocze/tbop_course_solutions already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded trybuild v1.0.90 [INFO] [stderr] Downloaded toml v0.8.12 [INFO] [stderr] Downloaded syn v2.0.53 [INFO] [stderr] Downloaded toml_edit v0.22.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6550013a78d263211bed3dde33c5fc397ebbfd69f5312a4ecd941e730de86ca5 [INFO] running `Command { std: "docker" "start" "-a" "6550013a78d263211bed3dde33c5fc397ebbfd69f5312a4ecd941e730de86ca5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6550013a78d263211bed3dde33c5fc397ebbfd69f5312a4ecd941e730de86ca5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6550013a78d263211bed3dde33c5fc397ebbfd69f5312a4ecd941e730de86ca5", kill_on_drop: false }` [INFO] [stdout] 6550013a78d263211bed3dde33c5fc397ebbfd69f5312a4ecd941e730de86ca5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dec51d226d1e14df2651b847872bb4594327fe79d9c75febbe3859e42add1e0a [INFO] running `Command { std: "docker" "start" "-a" "dec51d226d1e14df2651b847872bb4594327fe79d9c75febbe3859e42add1e0a", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Checking winnow v0.6.5 [INFO] [stderr] Compiling serde_json v1.0.114 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Compiling trybuild v1.0.90 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking cw3 v0.1.0 (/opt/rustwide/workdir/makra) [INFO] [stderr] Checking typestate v0.1.0 (/opt/rustwide/workdir/typestate) [INFO] [stderr] Checking misc1 v0.1.0 (/opt/rustwide/workdir/misc1) [INFO] [stdout] error[E0277]: the trait bound `std::rc::Weak: Eq` is not satisfied [INFO] [stdout] --> misc1/src/rozcinanie_cyklow.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 34 | #[derive(Clone, Eq, PartialEq)] [INFO] [stdout] | -- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 38 | weak_links: RefCell>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Eq` is not implemented for `std::rc::Weak`, which is required by `RefCell>>: Eq` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Eq` is implemented for `RefCell` [INFO] [stdout] = note: required for `Vec>` to implement `Eq` [INFO] [stdout] = note: 1 redundant requirement hidden [INFO] [stdout] = note: required for `RefCell>>` to implement `Eq` [INFO] [stdout] note: required by a bound in `AssertParamIsEq` [INFO] [stdout] --> /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/cmp.rs:360:1 [INFO] [stdout] = note: this error originates in the derive macro `Eq` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0369]: binary operation `==` cannot be applied to type `RefCell>>` [INFO] [stdout] --> misc1/src/rozcinanie_cyklow.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 34 | #[derive(Clone, Eq, PartialEq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 38 | weak_links: RefCell>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `std::rc::Weak: Eq` is not satisfied [INFO] [stdout] --> misc1/src/rozcinanie_cyklow.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 34 | #[derive(Clone, Eq, PartialEq)] [INFO] [stdout] | -- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 38 | weak_links: RefCell>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Eq` is not implemented for `std::rc::Weak`, which is required by `RefCell>>: Eq` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Eq` is implemented for `RefCell` [INFO] [stdout] = note: required for `Vec>` to implement `Eq` [INFO] [stdout] = note: 1 redundant requirement hidden [INFO] [stdout] = note: required for `RefCell>>` to implement `Eq` [INFO] [stdout] note: required by a bound in `AssertParamIsEq` [INFO] [stdout] --> /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/cmp.rs:360:1 [INFO] [stdout] = note: this error originates in the derive macro `Eq` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0369]: binary operation `==` cannot be applied to type `RefCell>>` [INFO] [stdout] --> misc1/src/rozcinanie_cyklow.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 34 | #[derive(Clone, Eq, PartialEq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 38 | weak_links: RefCell>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `insert` exists for mutable reference `&mut HashSet<&Node>`, but its trait bounds were not satisfied [INFO] [stdout] --> misc1/src/rozcinanie_cyklow.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 35 | struct Node { [INFO] [stdout] | ----------- doesn't satisfy `rozcinanie_cyklow::Node: Hash` [INFO] [stdout] ... [INFO] [stdout] 69 | visited.insert() [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `rozcinanie_cyklow::Node: Hash` [INFO] [stdout] which is required by `&rozcinanie_cyklow::Node: Hash` [INFO] [stdout] help: consider annotating `rozcinanie_cyklow::Node` with `#[derive(Hash)]` [INFO] [stdout] | [INFO] [stdout] 35 + #[derive(Hash)] [INFO] [stdout] 36 | struct Node { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `insert` exists for mutable reference `&mut HashSet<&Node>`, but its trait bounds were not satisfied [INFO] [stdout] --> misc1/src/rozcinanie_cyklow.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 35 | struct Node { [INFO] [stdout] | ----------- doesn't satisfy `rozcinanie_cyklow::Node: Hash` [INFO] [stdout] ... [INFO] [stdout] 69 | visited.insert() [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `rozcinanie_cyklow::Node: Hash` [INFO] [stdout] which is required by `&rozcinanie_cyklow::Node: Hash` [INFO] [stdout] help: consider annotating `rozcinanie_cyklow::Node` with `#[derive(Hash)]` [INFO] [stdout] | [INFO] [stdout] 35 + #[derive(Hash)] [INFO] [stdout] 36 | struct Node { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0369, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0369, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `misc1` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `misc1` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "dec51d226d1e14df2651b847872bb4594327fe79d9c75febbe3859e42add1e0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dec51d226d1e14df2651b847872bb4594327fe79d9c75febbe3859e42add1e0a", kill_on_drop: false }` [INFO] [stdout] dec51d226d1e14df2651b847872bb4594327fe79d9c75febbe3859e42add1e0a [INFO] checking zmrocze/tbop_course_solutions against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzmrocze%2Ftbop_course_solutions" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zmrocze/tbop_course_solutions on toolchain dae34b759e282c069aa28752564694effd121a63 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zmrocze/tbop_course_solutions [INFO] finished tweaking git repo https://github.com/zmrocze/tbop_course_solutions [INFO] tweaked toml for git repo https://github.com/zmrocze/tbop_course_solutions written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/zmrocze/tbop_course_solutions already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1cd64fb8d4488baf5d9bca808aacadc4fcef088f78106b3bf01f469481862ba3 [INFO] running `Command { std: "docker" "start" "-a" "1cd64fb8d4488baf5d9bca808aacadc4fcef088f78106b3bf01f469481862ba3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1cd64fb8d4488baf5d9bca808aacadc4fcef088f78106b3bf01f469481862ba3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1cd64fb8d4488baf5d9bca808aacadc4fcef088f78106b3bf01f469481862ba3", kill_on_drop: false }` [INFO] [stdout] 1cd64fb8d4488baf5d9bca808aacadc4fcef088f78106b3bf01f469481862ba3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac105b716e2c02ffb024a930c4fcd5cbc3acf26d0fc386821ff8ee5701c25d01 [INFO] running `Command { std: "docker" "start" "-a" "ac105b716e2c02ffb024a930c4fcd5cbc3acf26d0fc386821ff8ee5701c25d01", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] no edition found in manifest, probably 2015, skipping [INFO] running `Command { std: "docker" "inspect" "ac105b716e2c02ffb024a930c4fcd5cbc3acf26d0fc386821ff8ee5701c25d01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac105b716e2c02ffb024a930c4fcd5cbc3acf26d0fc386821ff8ee5701c25d01", kill_on_drop: false }` [INFO] [stdout] ac105b716e2c02ffb024a930c4fcd5cbc3acf26d0fc386821ff8ee5701c25d01