[INFO] cloning repository https://github.com/quebin31/recommendation-system
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quebin31/recommendation-system" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquebin31%2Frecommendation-system", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquebin31%2Frecommendation-system'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3c9fb5c93c13a8f4b0b9db1a8ca32c695647e37
[INFO] checking quebin31/recommendation-system against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquebin31%2Frecommendation-system" "/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/quebin31/recommendation-system on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/quebin31/recommendation-system
[INFO] finished tweaking git repo https://github.com/quebin31/recommendation-system
[INFO] tweaked toml for git repo https://github.com/quebin31/recommendation-system written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/quebin31/recommendation-system already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded os_info v2.0.6
[INFO] [stderr]   Downloaded mongodb v1.0.0
[INFO] [stderr]   Downloaded common_macros v0.1.1
[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" "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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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] 12067ff42c2c5a94ebbaebb9250a57c76335e4d710a23d9cd36df65090267e0c
[INFO] running `Command { std: "docker" "start" "-a" "12067ff42c2c5a94ebbaebb9250a57c76335e4d710a23d9cd36df65090267e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12067ff42c2c5a94ebbaebb9250a57c76335e4d710a23d9cd36df65090267e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12067ff42c2c5a94ebbaebb9250a57c76335e4d710a23d9cd36df65090267e0c", kill_on_drop: false }`
[INFO] [stdout] 12067ff42c2c5a94ebbaebb9250a57c76335e4d710a23d9cd36df65090267e0c
[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" "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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 224747e09cb21054c9266b74d6e3ef5dcd69f1785e73312434e16edf77d474ee
[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" "224747e09cb21054c9266b74d6e3ef5dcd69f1785e73312434e16edf77d474ee", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling cc v1.0.55
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]     Checking adler32 v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking common_macros v0.1.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking version_check v0.9.2
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking assert_approx_eq v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking addr2line v0.12.2
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking kv-log-macro v1.0.6
[INFO] [stderr]     Checking os_info v2.0.6
[INFO] [stderr]    Compiling typed-builder v0.3.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking criterion-plot v0.4.2
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking terminal_size v0.1.12
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking async-task v1.3.1
[INFO] [stderr]     Checking dirs-sys-next v0.1.0
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking console v0.11.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking dirs-next v1.0.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]     Checking indicatif v0.14.0
[INFO] [stderr]     Checking rayon v1.3.1
[INFO] [stderr]     Checking futures-intrusive v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking simplelog v0.8.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking rustyline v6.2.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking tokio-rustls v0.13.1
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling serde_with_macros v1.1.0
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking diesel v1.4.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking trust-dns-proto v0.19.5
[INFO] [stderr]     Checking trust-dns-resolver v0.19.5
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_with v1.4.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking config v0.1.0 (/opt/rustwide/workdir/config)
[INFO] [stderr]     Checking bson v1.0.0
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking criterion v0.3.2
[INFO] [stderr]     Checking controller v0.1.0 (/opt/rustwide/workdir/controller)
[INFO] [stderr]     Checking engine v0.1.0 (/opt/rustwide/workdir/engine)
[INFO] [stderr]     Checking mongodb v1.0.0
[INFO] [stderr]     Checking movie-lens-small v0.1.0 (/opt/rustwide/workdir/controllers/movie-lens-small)
[INFO] [stderr]     Checking shelves v0.1.0 (/opt/rustwide/workdir/controllers/shelves)
[INFO] [stderr]     Checking simple-movie v0.1.0 (/opt/rustwide/workdir/controllers/simple-movie)
[INFO] [stderr]     Checking books v0.1.0 (/opt/rustwide/workdir/controllers/books)
[INFO] [stderr]     Checking movie-lens v0.1.0 (/opt/rustwide/workdir/controllers/movie-lens)
[INFO] [stderr]     Checking recommendation-system v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 21s
[INFO] running `Command { std: "docker" "inspect" "224747e09cb21054c9266b74d6e3ef5dcd69f1785e73312434e16edf77d474ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "224747e09cb21054c9266b74d6e3ef5dcd69f1785e73312434e16edf77d474ee", kill_on_drop: false }`
[INFO] [stdout] 224747e09cb21054c9266b74d6e3ef5dcd69f1785e73312434e16edf77d474ee