[INFO] fetching crate pvm 0.1.0... [INFO] checking pvm-0.1.0 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789 [INFO] extracting crate pvm 0.1.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate pvm 0.1.0 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate pvm 0.1.0 [INFO] finished tweaking crates.io crate pvm 0.1.0 [INFO] tweaked toml for crates.io crate pvm 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 089bfa9d2a0ce0fe237563bf32d5afc6e6019dc7ddb0d9c167017e0280621bde [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" "089bfa9d2a0ce0fe237563bf32d5afc6e6019dc7ddb0d9c167017e0280621bde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "089bfa9d2a0ce0fe237563bf32d5afc6e6019dc7ddb0d9c167017e0280621bde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "089bfa9d2a0ce0fe237563bf32d5afc6e6019dc7ddb0d9c167017e0280621bde", kill_on_drop: false }` [INFO] [stdout] 089bfa9d2a0ce0fe237563bf32d5afc6e6019dc7ddb0d9c167017e0280621bde [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 100a8f3db80e03db81d4758bb24402937181bd5a3c284e5ea4f30fb83ac0f459 [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" "100a8f3db80e03db81d4758bb24402937181bd5a3c284e5ea4f30fb83ac0f459", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Checking pvm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> tests/calculator1.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/calculator1.rs:108:42 [INFO] [stdout] | [INFO] [stdout] 108 | pub fn gen(total : usize, rng : &mut rand::Rng) -> Syntax { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn rand::Rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.30s [INFO] running `Command { std: "docker" "inspect" "100a8f3db80e03db81d4758bb24402937181bd5a3c284e5ea4f30fb83ac0f459", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "100a8f3db80e03db81d4758bb24402937181bd5a3c284e5ea4f30fb83ac0f459", kill_on_drop: false }` [INFO] [stdout] 100a8f3db80e03db81d4758bb24402937181bd5a3c284e5ea4f30fb83ac0f459