[INFO] fetching crate strata 0.1.1... [INFO] checking strata-0.1.1 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] extracting crate strata 0.1.1 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate strata 0.1.1 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate strata 0.1.1 [INFO] finished tweaking crates.io crate strata 0.1.1 [INFO] tweaked toml for crates.io crate strata 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quickcheck v0.8.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", 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] b02595854526ae4e3d2b0f67d27254fcc98ec10b18a1368ed02cff6aea019907 [INFO] running `Command { std: "docker" "start" "-a" "b02595854526ae4e3d2b0f67d27254fcc98ec10b18a1368ed02cff6aea019907", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b02595854526ae4e3d2b0f67d27254fcc98ec10b18a1368ed02cff6aea019907", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b02595854526ae4e3d2b0f67d27254fcc98ec10b18a1368ed02cff6aea019907", kill_on_drop: false }` [INFO] [stdout] b02595854526ae4e3d2b0f67d27254fcc98ec10b18a1368ed02cff6aea019907 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a52721908f7378090040262e8fd7352cd5043efa304628a8fef7d338de259619 [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" "a52721908f7378090040262e8fd7352cd5043efa304628a8fef7d338de259619", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking strata v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking quickcheck v0.8.5 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1112:33 [INFO] [stdout] | [INFO] [stdout] 1112 | fn shrink(&self) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1881:51 [INFO] [stdout] | [INFO] [stdout] 1881 | fn clone_quickcheck_algebra(&self) -> Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn QuickcheckAlgebra + Send` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1888:51 [INFO] [stdout] | [INFO] [stdout] 1888 | fn clone_quickcheck_algebra(&self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn QuickcheckAlgebra + Send` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1894:37 [INFO] [stdout] | [INFO] [stdout] 1894 | struct ArbitraryAlgebraTree(Box); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn QuickcheckAlgebra + Send` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1937:32 [INFO] [stdout] | [INFO] [stdout] 1937 | let c: Box = match g.gen_range(0, 7) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn QuickcheckAlgebra + Send` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.02s [INFO] running `Command { std: "docker" "inspect" "a52721908f7378090040262e8fd7352cd5043efa304628a8fef7d338de259619", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a52721908f7378090040262e8fd7352cd5043efa304628a8fef7d338de259619", kill_on_drop: false }` [INFO] [stdout] a52721908f7378090040262e8fd7352cd5043efa304628a8fef7d338de259619