[INFO] crate imprint 0.2.0 is already in cache [INFO] testing imprint-0.2.0 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate imprint 0.2.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate imprint 0.2.0 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate imprint 0.2.0 [INFO] finished tweaking crates.io crate imprint 0.2.0 [INFO] tweaked toml for crates.io crate imprint 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 15a57e4be69fbc089488b7bffce82ec00e7f51df5db5af06d1ee4f564109604c [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" "15a57e4be69fbc089488b7bffce82ec00e7f51df5db5af06d1ee4f564109604c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15a57e4be69fbc089488b7bffce82ec00e7f51df5db5af06d1ee4f564109604c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15a57e4be69fbc089488b7bffce82ec00e7f51df5db5af06d1ee4f564109604c", kill_on_drop: false }` [INFO] [stdout] 15a57e4be69fbc089488b7bffce82ec00e7f51df5db5af06d1ee4f564109604c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bc551d12e4461680f7bea4f0e15da558823c7d4431a9a7f1426c4e6e6ab5a560 [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" "bc551d12e4461680f7bea4f0e15da558823c7d4431a9a7f1426c4e6e6ab5a560", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling imprint v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `mem` is imported redundantly [INFO] [stdout] --> src/lib.rs:427:19 [INFO] [stdout] | [INFO] [stdout] 22 | use std::{fmt, mem}; [INFO] [stdout] | --- the item `mem` is already imported here [INFO] [stdout] ... [INFO] [stdout] 427 | use std::{mem, ptr}; [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 11.95s [INFO] running `Command { std: "docker" "inspect" "bc551d12e4461680f7bea4f0e15da558823c7d4431a9a7f1426c4e6e6ab5a560", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc551d12e4461680f7bea4f0e15da558823c7d4431a9a7f1426c4e6e6ab5a560", kill_on_drop: false }` [INFO] [stdout] bc551d12e4461680f7bea4f0e15da558823c7d4431a9a7f1426c4e6e6ab5a560 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e6dbc02e2cf307bec7f20dbefe21c17add024ee936d48677938b7ec64d8b6978 [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" "e6dbc02e2cf307bec7f20dbefe21c17add024ee936d48677938b7ec64d8b6978", kill_on_drop: false }` [INFO] [stderr] Compiling imprint v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `mem` is imported redundantly [INFO] [stdout] --> src/lib.rs:427:19 [INFO] [stdout] | [INFO] [stdout] 22 | use std::{fmt, mem}; [INFO] [stdout] | --- the item `mem` is already imported here [INFO] [stdout] ... [INFO] [stdout] 427 | use std::{mem, ptr}; [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] [stdout] warning: the item `mem` is imported redundantly [INFO] [stdout] --> src/lib.rs:427:19 [INFO] [stdout] | [INFO] [stdout] 22 | use std::{fmt, mem}; [INFO] [stdout] | --- the item `mem` is already imported here [INFO] [stdout] ... [INFO] [stdout] 427 | use std::{mem, ptr}; [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 test [unoptimized + debuginfo] target(s) in 1.26s [INFO] running `Command { std: "docker" "inspect" "e6dbc02e2cf307bec7f20dbefe21c17add024ee936d48677938b7ec64d8b6978", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6dbc02e2cf307bec7f20dbefe21c17add024ee936d48677938b7ec64d8b6978", kill_on_drop: false }` [INFO] [stdout] e6dbc02e2cf307bec7f20dbefe21c17add024ee936d48677938b7ec64d8b6978 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 89b0b03ca020f82f6fac84c53e5495901b6de1ff02acade5e7bc893789f0dfcb [INFO] running `Command { std: "docker" "start" "-a" "89b0b03ca020f82f6fac84c53e5495901b6de1ff02acade5e7bc893789f0dfcb", kill_on_drop: false }` [INFO] [stderr] warning: the item `mem` is imported redundantly [INFO] [stderr] --> src/lib.rs:427:19 [INFO] [stderr] | [INFO] [stderr] 22 | use std::{fmt, mem}; [INFO] [stderr] | --- the item `mem` is already imported here [INFO] [stderr] ... [INFO] [stderr] 427 | use std::{mem, ptr}; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: the item `mem` is imported redundantly [INFO] [stderr] --> src/lib.rs:427:19 [INFO] [stderr] | [INFO] [stderr] 22 | use std::{fmt, mem}; [INFO] [stderr] | --- the item `mem` is already imported here [INFO] [stderr] ... [INFO] [stderr] 427 | use std::{mem, ptr}; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/imprint-b864527a6cbfe3d4 [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::exists ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test ix::tests::it_works ... ok [INFO] [stdout] test arith::tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests imprint [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test src/lib.rs - TyEq::apply (line 230) ... ok [INFO] [stdout] test src/lib.rs - TyEq (line 177) ... ok [INFO] [stdout] test src/lib.rs - IdF (line 340) ... ok [INFO] [stdout] test src/lib.rs - TyEq::apply (line 241) ... ok [INFO] [stdout] test src/lib.rs - imprint (line 49) ... ok [INFO] [stdout] test src/lib.rs - TyFn (line 322) ... ok [INFO] [stdout] test src/lib.rs - imprint (line 57) ... ok [INFO] [stdout] test src/lib.rs - Exists (line 390) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "89b0b03ca020f82f6fac84c53e5495901b6de1ff02acade5e7bc893789f0dfcb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89b0b03ca020f82f6fac84c53e5495901b6de1ff02acade5e7bc893789f0dfcb", kill_on_drop: false }` [INFO] [stdout] 89b0b03ca020f82f6fac84c53e5495901b6de1ff02acade5e7bc893789f0dfcb