[INFO] updating cached repository https://github.com/UmerMIB/rust-mongodb-CRUD-API [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e367bd0d0585b6707c632e8c281d7f9e6b684488 [INFO] testing UmerMIB/rust-mongodb-CRUD-API against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUmerMIB%2Frust-mongodb-CRUD-API" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/UmerMIB/rust-mongodb-CRUD-API 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 git repo https://github.com/UmerMIB/rust-mongodb-CRUD-API [INFO] finished tweaking git repo https://github.com/UmerMIB/rust-mongodb-CRUD-API [INFO] tweaked toml for git repo https://github.com/UmerMIB/rust-mongodb-CRUD-API written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/UmerMIB/rust-mongodb-CRUD-API already has a lockfile, it will not be regenerated [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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 4502965f0ff3e59e3f141bb3dc83418a56c1899bacb99eac5ccf62b8628f4500 [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" "4502965f0ff3e59e3f141bb3dc83418a56c1899bacb99eac5ccf62b8628f4500", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4502965f0ff3e59e3f141bb3dc83418a56c1899bacb99eac5ccf62b8628f4500", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4502965f0ff3e59e3f141bb3dc83418a56c1899bacb99eac5ccf62b8628f4500", kill_on_drop: false }` [INFO] [stdout] 4502965f0ff3e59e3f141bb3dc83418a56c1899bacb99eac5ccf62b8628f4500 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 15e5b6fc53a3bb0853d7b5abcf45c32a604ab1fff86e6530d18a82d23631e278 [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" "15e5b6fc53a3bb0853d7b5abcf45c32a604ab1fff86e6530d18a82d23631e278", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling futures-core v0.3.4 [INFO] [stderr] Compiling futures-sink v0.3.4 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling os_info v1.3.3 [INFO] [stderr] Compiling md5 v0.6.1 [INFO] [stderr] Compiling ring v0.16.12 [INFO] [stderr] Compiling backtrace-sys v0.1.35 [INFO] [stderr] Compiling stringprep v0.1.2 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling thiserror-impl v1.0.15 [INFO] [stderr] Compiling rustversion v1.0.2 [INFO] [stderr] Compiling async-trait v0.1.30 [INFO] [stderr] Compiling enum-as-inner v0.3.2 [INFO] [stderr] Compiling serde_with_macros v1.1.0 [INFO] [stderr] Compiling sha2 v0.8.1 [INFO] [stderr] Compiling sha-1 v0.8.2 [INFO] [stderr] Compiling md-5 v0.8.0 [INFO] [stderr] Compiling futures-channel v0.3.4 [INFO] [stderr] Compiling futures-util v0.3.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling hostname v0.3.1 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling err-derive v0.2.4 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling thiserror v1.0.15 [INFO] [stderr] Compiling backtrace v0.3.46 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling resolv-conf v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling chrono v0.4.11 [INFO] [stderr] Compiling tokio v0.2.18 [INFO] [stderr] Compiling pbkdf2 v0.3.0 [INFO] [stderr] Compiling futures v0.3.4 [INFO] [stderr] Compiling webpki v0.21.2 [INFO] [stderr] Compiling sct v0.6.0 [INFO] [stderr] Compiling rustls v0.16.0 [INFO] [stderr] Compiling webpki-roots v0.18.0 [INFO] [stderr] Compiling trust-dns-proto v0.19.4 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling typed-builder v0.3.0 [INFO] [stderr] Compiling derivative v1.0.4 [INFO] [stderr] Compiling trust-dns-resolver v0.19.4 [INFO] [stderr] Compiling serde_json v1.0.51 [INFO] [stderr] Compiling serde_with v1.4.0 [INFO] [stderr] Compiling bson v0.14.1 [INFO] [stderr] Compiling mongodb v0.9.2 [INFO] [stderr] Compiling mongodb v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `options::ClientOptions` [INFO] [stdout] --> src/main.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use mongodb::{options::ClientOptions, Client}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | db.find_one_and_replace(filter,replacement,None); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:44:6 [INFO] [stdout] | [INFO] [stdout] 44 | db.delete_one(query,None); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 13s [INFO] running `Command { std: "docker" "inspect" "15e5b6fc53a3bb0853d7b5abcf45c32a604ab1fff86e6530d18a82d23631e278", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15e5b6fc53a3bb0853d7b5abcf45c32a604ab1fff86e6530d18a82d23631e278", kill_on_drop: false }` [INFO] [stdout] 15e5b6fc53a3bb0853d7b5abcf45c32a604ab1fff86e6530d18a82d23631e278 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] ec83cafe5a2c5e86267ebb94230e98ebabf4262c47d6b5ceafa6b2cd01a33f66 [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" "ec83cafe5a2c5e86267ebb94230e98ebabf4262c47d6b5ceafa6b2cd01a33f66", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling mongodb v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `options::ClientOptions` [INFO] [stdout] --> src/main.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use mongodb::{options::ClientOptions, Client}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | db.find_one_and_replace(filter,replacement,None); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:44:6 [INFO] [stdout] | [INFO] [stdout] 44 | db.delete_one(query,None); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.34s [INFO] running `Command { std: "docker" "inspect" "ec83cafe5a2c5e86267ebb94230e98ebabf4262c47d6b5ceafa6b2cd01a33f66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec83cafe5a2c5e86267ebb94230e98ebabf4262c47d6b5ceafa6b2cd01a33f66", kill_on_drop: false }` [INFO] [stdout] ec83cafe5a2c5e86267ebb94230e98ebabf4262c47d6b5ceafa6b2cd01a33f66 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] a2119c0c2fc8d642bc84c0f2e7f62d2005bf3397c941fc1c811046acb1c9353c [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" "a2119c0c2fc8d642bc84c0f2e7f62d2005bf3397c941fc1c811046acb1c9353c", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `options::ClientOptions` [INFO] [stderr] --> src/main.rs:2:15 [INFO] [stderr] | [INFO] [stderr] 2 | use mongodb::{options::ClientOptions, Client}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | db.find_one_and_replace(filter,replacement,None); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:44:6 [INFO] [stderr] | [INFO] [stderr] 44 | db.delete_one(query,None); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.57s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/mongodb-cd297ebcf3e05c94 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a2119c0c2fc8d642bc84c0f2e7f62d2005bf3397c941fc1c811046acb1c9353c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2119c0c2fc8d642bc84c0f2e7f62d2005bf3397c941fc1c811046acb1c9353c", kill_on_drop: false }` [INFO] [stdout] a2119c0c2fc8d642bc84c0f2e7f62d2005bf3397c941fc1c811046acb1c9353c