[INFO] fetching crate rust_ledger 0.8.0...
[INFO] building rust_ledger-0.8.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate rust_ledger 0.8.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rust_ledger 0.8.0
[INFO] finished tweaking crates.io crate rust_ledger 0.8.0
[INFO] tweaked toml for crates.io crate rust_ledger 0.8.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_ledger 0.8.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_ledger 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2bfc665abc33bc360555780404cf3133ebdb8c6acb30f9923358a0f7e96cad6
[INFO] running `Command { std: "docker" "start" "-a" "e2bfc665abc33bc360555780404cf3133ebdb8c6acb30f9923358a0f7e96cad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2bfc665abc33bc360555780404cf3133ebdb8c6acb30f9923358a0f7e96cad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2bfc665abc33bc360555780404cf3133ebdb8c6acb30f9923358a0f7e96cad6", kill_on_drop: false }`
[INFO] [stdout] e2bfc665abc33bc360555780404cf3133ebdb8c6acb30f9923358a0f7e96cad6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d34f44e16410ef43817de953e5c8201adb5c671608c78588da1c7bee5cbf48a
[INFO] running `Command { std: "docker" "start" "-a" "2d34f44e16410ef43817de953e5c8201adb5c671608c78588da1c7bee5cbf48a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rust_decimal v1.15.0
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_yaml v0.8.20
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling rust_decimal_macros v1.15.0
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling rusty-money v0.4.1
[INFO] [stderr]    Compiling rust_ledger v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `description` is never read
[INFO] [stdout]   --> src/cli/csv.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Csv {
[INFO] [stdout]    |        --- field in this struct
[INFO] [stdout] 13 |     date: String,
[INFO] [stdout] 14 |     description: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Csv` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.31s
[INFO] running `Command { std: "docker" "inspect" "2d34f44e16410ef43817de953e5c8201adb5c671608c78588da1c7bee5cbf48a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d34f44e16410ef43817de953e5c8201adb5c671608c78588da1c7bee5cbf48a", kill_on_drop: false }`
[INFO] [stdout] 2d34f44e16410ef43817de953e5c8201adb5c671608c78588da1c7bee5cbf48a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06384c8ea4cd1b948fd26e69f5d05464e8117996ede5ca82003d753ec61eb37c
[INFO] running `Command { std: "docker" "start" "-a" "06384c8ea4cd1b948fd26e69f5d05464e8117996ede5ca82003d753ec61eb37c", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling predicates-core v1.0.2
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stdout] warning: field `description` is never read
[INFO] [stdout]   --> src/cli/csv.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Csv {
[INFO] [stdout]    |        --- field in this struct
[INFO] [stdout] 13 |     date: String,
[INFO] [stdout] 14 |     description: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Csv` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling predicates-tree v1.0.3
[INFO] [stderr]    Compiling predicates v2.0.2
[INFO] [stderr]    Compiling assert_cmd v2.0.0
[INFO] [stderr]    Compiling rust_ledger v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `description` is never read
[INFO] [stdout]   --> src/cli/csv.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Csv {
[INFO] [stdout]    |        --- field in this struct
[INFO] [stdout] 13 |     date: String,
[INFO] [stdout] 14 |     description: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Csv` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.36s
[INFO] running `Command { std: "docker" "inspect" "06384c8ea4cd1b948fd26e69f5d05464e8117996ede5ca82003d753ec61eb37c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06384c8ea4cd1b948fd26e69f5d05464e8117996ede5ca82003d753ec61eb37c", kill_on_drop: false }`
[INFO] [stdout] 06384c8ea4cd1b948fd26e69f5d05464e8117996ede5ca82003d753ec61eb37c