[INFO] updating cached repository https://github.com/35359595/bigdata
[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] 9cd0f5ccfdab1a6be5bb266c48efa15d5006ceda
[INFO] testing 35359595/bigdata against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F35359595%2Fbigdata" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  81% (9/11)   
Checking out files:  90% (10/11)   
Checking out files: 100% (11/11)   
Checking out files: 100% (11/11), done.
[INFO] validating manifest of git repo https://github.com/35359595/bigdata on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/35359595/bigdata
[INFO] finished tweaking git repo https://github.com/35359595/bigdata
[INFO] tweaked toml for git repo https://github.com/35359595/bigdata written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/35359595/bigdata already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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" "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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c1a19c749816ece59f5e7b95a42c688378bf35d8f4e9c030fa52d80da674163
[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" "8c1a19c749816ece59f5e7b95a42c688378bf35d8f4e9c030fa52d80da674163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c1a19c749816ece59f5e7b95a42c688378bf35d8f4e9c030fa52d80da674163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c1a19c749816ece59f5e7b95a42c688378bf35d8f4e9c030fa52d80da674163", kill_on_drop: false }`
[INFO] [stdout] 8c1a19c749816ece59f5e7b95a42c688378bf35d8f4e9c030fa52d80da674163
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5ce70949cac7a7feddec0b421e82ca088c7480c9a427d514b186e27ec249a5d
[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" "d5ce70949cac7a7feddec0b421e82ca088c7480c9a427d514b186e27ec249a5d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling bigdata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> src/main.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fs::{File, OpenOptions};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_file` found for struct `csv::Reader<_>` in the current scope
[INFO] [stdout]   --> src/main.rs:45:31
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let mut train = csv::Reader::from_file("./data/train.csv").unwrap();
[INFO] [stdout]    |                                  ^^^^^^^^^ function or associated item not found in `csv::Reader<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_file` found for struct `csv::Reader<_>` in the current scope
[INFO] [stdout]    --> src/main.rs:105:30
[INFO] [stdout]     |
[INFO] [stdout] 105 |     let mut test = csv::Reader::from_file("./data/test.csv").unwrap();
[INFO] [stdout]     |                                 ^^^^^^^^^ function or associated item not found in `csv::Reader<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `into_iter` found for struct `RCounter` in the current scope
[INFO] [stdout]    --> src/main.rs:149:19
[INFO] [stdout]     |
[INFO] [stdout] 31  | struct RCounter {
[INFO] [stdout]     | ---------------
[INFO] [stdout]     | |
[INFO] [stdout]     | method `into_iter` not found for this
[INFO] [stdout]     | doesn't satisfy `RCounter: std::iter::IntoIterator`
[INFO] [stdout]     | doesn't satisfy `RCounter: std::iter::Iterator`
[INFO] [stdout] ...
[INFO] [stdout] 149 |                 for c in rate.into_iter() {
[INFO] [stdout]     |                               ^^^^^^^^^ method not found in `RCounter`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method `into_iter` exists but the following trait bounds were not satisfied:
[INFO] [stdout]             `RCounter: std::iter::Iterator`
[INFO] [stdout]             which is required by `RCounter: std::iter::IntoIterator`
[INFO] [stdout]             `&RCounter: std::iter::Iterator`
[INFO] [stdout]             which is required by `&RCounter: std::iter::IntoIterator`
[INFO] [stdout]             `&mut RCounter: std::iter::Iterator`
[INFO] [stdout]             which is required by `&mut RCounter: std::iter::IntoIterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bigdata`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "d5ce70949cac7a7feddec0b421e82ca088c7480c9a427d514b186e27ec249a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5ce70949cac7a7feddec0b421e82ca088c7480c9a427d514b186e27ec249a5d", kill_on_drop: false }`
[INFO] [stdout] d5ce70949cac7a7feddec0b421e82ca088c7480c9a427d514b186e27ec249a5d