[INFO] updating cached repository amty/magreader [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/amty/magreader [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/amty/magreader" "work/ex/beta-1.38-1/sources/1.37.0/gh/amty/magreader"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/amty/magreader'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/amty/magreader" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/amty/magreader"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/amty/magreader'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9517eb8dd8f39a6b7e90e63f38cb4d8a89237d62 [INFO] sha for GitHub repo amty/magreader: 9517eb8dd8f39a6b7e90e63f38cb4d8a89237d62 [INFO] validating manifest of amty/magreader on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of amty/magreader on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing amty/magreader [INFO] finished frobbing amty/magreader [INFO] frobbed toml for amty/magreader written to work/ex/beta-1.38-1/sources/1.37.0/gh/amty/magreader/Cargo.toml [INFO] started frobbing amty/magreader [INFO] finished frobbing amty/magreader [INFO] frobbed toml for amty/magreader written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/amty/magreader/Cargo.toml [INFO] crate amty/magreader already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing amty/magreader against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/amty/magreader:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 57d42ee7769ca0941f8ca6ea9fe5e51978289ccebb0e5f5a04a838051aba4ac9 [INFO] running `"docker" "start" "-a" "57d42ee7769ca0941f8ca6ea9fe5e51978289ccebb0e5f5a04a838051aba4ac9"` [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Compiling pipeline v0.5.0 [INFO] [stderr] Compiling serde v1.0.43 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Compiling regex-syntax v0.5.5 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling syn v0.13.4 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling csv-core v0.1.4 [INFO] [stderr] Compiling regex v0.2.10 [INFO] [stderr] Compiling serde_derive_internals v0.23.1 [INFO] [stderr] Compiling markdown v0.2.0 (https://github.com/amty/markdown.rs#788aa512) [INFO] [stderr] Compiling serde_derive v1.0.43 [INFO] [stderr] Compiling csv v1.0.0-beta.5 [INFO] [stderr] Compiling export-mags v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:70:37 [INFO] [stderr] | [INFO] [stderr] 70 | links = if let Some(mut ls) = links { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:93:37 [INFO] [stderr] | [INFO] [stderr] 93 | links = if let Some(mut ls) = links { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:127:24 [INFO] [stderr] | [INFO] [stderr] 127 | let (text, mut ls) = if let Some(mut ls) = links { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:127:46 [INFO] [stderr] | [INFO] [stderr] 127 | let (text, mut ls) = if let Some(mut ls) = links { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 48.34s [INFO] running `"docker" "inspect" "57d42ee7769ca0941f8ca6ea9fe5e51978289ccebb0e5f5a04a838051aba4ac9"` [INFO] running `"docker" "rm" "-f" "57d42ee7769ca0941f8ca6ea9fe5e51978289ccebb0e5f5a04a838051aba4ac9"` [INFO] [stdout] 57d42ee7769ca0941f8ca6ea9fe5e51978289ccebb0e5f5a04a838051aba4ac9 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/amty/magreader:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 7912f6f51430365f963c5987fbee6db8e36c2c714e623bd28f293d76aa407a8e [INFO] running `"docker" "start" "-a" "7912f6f51430365f963c5987fbee6db8e36c2c714e623bd28f293d76aa407a8e"` [INFO] [stderr] Compiling export-mags v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:70:37 [INFO] [stderr] | [INFO] [stderr] 70 | links = if let Some(mut ls) = links { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:93:37 [INFO] [stderr] | [INFO] [stderr] 93 | links = if let Some(mut ls) = links { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:127:24 [INFO] [stderr] | [INFO] [stderr] 127 | let (text, mut ls) = if let Some(mut ls) = links { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:127:46 [INFO] [stderr] | [INFO] [stderr] 127 | let (text, mut ls) = if let Some(mut ls) = links { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `"docker" "inspect" "7912f6f51430365f963c5987fbee6db8e36c2c714e623bd28f293d76aa407a8e"` [INFO] running `"docker" "rm" "-f" "7912f6f51430365f963c5987fbee6db8e36c2c714e623bd28f293d76aa407a8e"` [INFO] [stdout] 7912f6f51430365f963c5987fbee6db8e36c2c714e623bd28f293d76aa407a8e [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/amty/magreader:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] c93241a13a370785736b44fdc1e0c5f9044913845260d53116264c602bc685a1 [INFO] running `"docker" "start" "-a" "c93241a13a370785736b44fdc1e0c5f9044913845260d53116264c602bc685a1"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/export_mags-d042615e80aeb00b [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 `"docker" "inspect" "c93241a13a370785736b44fdc1e0c5f9044913845260d53116264c602bc685a1"` [INFO] running `"docker" "rm" "-f" "c93241a13a370785736b44fdc1e0c5f9044913845260d53116264c602bc685a1"` [INFO] [stdout] c93241a13a370785736b44fdc1e0c5f9044913845260d53116264c602bc685a1